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132133123181 is a prime number
BaseRepresentation
bin111101100001110111…
…1110111010001101101
3110122001120210010112002
41323003233313101231
54131102034420211
6140411235222045
712355245005243
oct1730357672155
9418046703462
10132133123181
1151045781154
1221737147925
13c5c9abc0b7
1465768d8793
15368527003b
hex1ec3bf746d

132133123181 has 2 divisors, whose sum is σ = 132133123182. Its totient is φ = 132133123180.

The previous prime is 132133123103. The next prime is 132133123183. The reversal of 132133123181 is 181321331231.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 131521550281 + 611572900 = 362659^2 + 24730^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-132133123181 is a prime.

It is a super-2 number, since 2×1321331231812 (a number of 23 digits) contains 22 as substring.

Together with 132133123183, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (132133123183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66066561590 + 66066561591.

It is an arithmetic number, because the mean of its divisors is an integer number (66066561591).

Almost surely, 2132133123181 is an apocalyptic number.

It is an amenable number.

132133123181 is a deficient number, since it is larger than the sum of its proper divisors (1).

132133123181 is an equidigital number, since it uses as much as digits as its factorization.

132133123181 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2592, while the sum is 29.

The spelling of 132133123181 in words is "one hundred thirty-two billion, one hundred thirty-three million, one hundred twenty-three thousand, one hundred eighty-one".