156135097 has 2 divisors, whose sum is σ = 156135098. Its totient is φ = 156135096.

The previous prime is 156135073. The next prime is 156135113. The reversal of 156135097 is 790531651.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 126585001 + 29550096 = 11251^2 + 5436^2 .

It is a cyclic number.

It is not a de Polignac number, because 156135097 - 2⁷ = 156134969 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (156138097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78067548 + 78067549.

It is an arithmetic number, because the mean of its divisors is an integer number (78067549).

Almost surely, 2^156135097 is an apocalyptic number.

It is an amenable number.

156135097 is a deficient number, since it is larger than the sum of its proper divisors (1).

156135097 is an equidigital number, since it uses as much as digits as its factorization.

156135097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28350, while the sum is 37.

The square root of 156135097 is about 12495.4030347164. The cubic root of 156135097 is about 538.4766129265.

The spelling of 156135097 in words is "one hundred fifty-six million, one hundred thirty-five thousand, ninety-seven".