1135445137 has 2 divisors, whose sum is σ = 1135445138. Its totient is φ = 1135445136.

The previous prime is 1135445099. The next prime is 1135445173. The reversal of 1135445137 is 7315445311.

Together with next prime (1135445173) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1023424081 + 112021056 = 31991^2 + 10584^2 .

It is a cyclic number.

It is not a de Polignac number, because 1135445137 - 2²³ = 1127056529 is a prime.

It is not a weakly prime, because it can be changed into another prime (1135442137) 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, 567722568 + 567722569.

It is an arithmetic number, because the mean of its divisors is an integer number (567722569).

Almost surely, 2^1135445137 is an apocalyptic number.

It is an amenable number.

1135445137 is a deficient number, since it is larger than the sum of its proper divisors (1).

1135445137 is an equidigital number, since it uses as much as digits as its factorization.

1135445137 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 25200, while the sum is 34.

The square root of 1135445137 is about 33696.3668219587. The cubic root of 1135445137 is about 1043.2507802704.

The spelling of 1135445137 in words is "one billion, one hundred thirty-five million, four hundred forty-five thousand, one hundred thirty-seven".