147347129 has 2 divisors, whose sum is σ = 147347130. Its totient is φ = 147347128.

The previous prime is 147347119. The next prime is 147347191. The reversal of 147347129 is 921743741.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 99460729 + 47886400 = 9973^2 + 6920^2 .

It is a cyclic number.

It is not a de Polignac number, because 147347129 - 2⁴ = 147347113 is a prime.

It is a super-2 number, since 2×147347129² = 43422352849085282, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 147347092 and 147347101.

It is not a weakly prime, because it can be changed into another prime (147347119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73673564 + 73673565.

It is an arithmetic number, because the mean of its divisors is an integer number (73673565).

Almost surely, 2^147347129 is an apocalyptic number.

It is an amenable number.

147347129 is a deficient number, since it is larger than the sum of its proper divisors (1).

147347129 is an equidigital number, since it uses as much as digits as its factorization.

147347129 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 42336, while the sum is 38.

The square root of 147347129 is about 12138.6625704811. The cubic root of 147347129 is about 528.1783060651.

The spelling of 147347129 in words is "one hundred forty-seven million, three hundred forty-seven thousand, one hundred twenty-nine".