157596631 has 2 divisors, whose sum is σ = 157596632. Its totient is φ = 157596630.

The previous prime is 157596629. The next prime is 157596689. The reversal of 157596631 is 136695751.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 157596631 - 2¹ = 157596629 is a prime.

It is a super-2 number, since 2×157596631² = 49673396205100322, which contains 22 as substring.

Together with 157596629, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (157597631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78798315 + 78798316.

It is an arithmetic number, because the mean of its divisors is an integer number (78798316).

Almost surely, 2^157596631 is an apocalyptic number.

157596631 is a deficient number, since it is larger than the sum of its proper divisors (1).

157596631 is an equidigital number, since it uses as much as digits as its factorization.

157596631 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 170100, while the sum is 43.

The square root of 157596631 is about 12553.7496788808. The cubic root of 157596631 is about 540.1515703924.

The spelling of 157596631 in words is "one hundred fifty-seven million, five hundred ninety-six thousand, six hundred thirty-one".