157612079 has 2 divisors, whose sum is σ = 157612080. Its totient is φ = 157612078.

The previous prime is 157612067. The next prime is 157612097. The reversal of 157612079 is 970216751.

Together with next prime (157612097) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-157612079 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (157612019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78806039 + 78806040.

It is an arithmetic number, because the mean of its divisors is an integer number (78806040).

Almost surely, 2^157612079 is an apocalyptic number.

157612079 is a deficient number, since it is larger than the sum of its proper divisors (1).

157612079 is an equidigital number, since it uses as much as digits as its factorization.

157612079 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 26460, while the sum is 38.

The square root of 157612079 is about 12554.3649381400. The cubic root of 157612079 is about 540.1692188002.

The spelling of 157612079 in words is "one hundred fifty-seven million, six hundred twelve thousand, seventy-nine".