157116077 has 2 divisors, whose sum is σ = 157116078. Its totient is φ = 157116076.

The previous prime is 157116049. The next prime is 157116083. The reversal of 157116077 is 770611751.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 150283081 + 6832996 = 12259^2 + 2614^2 .

It is a cyclic number.

It is not a de Polignac number, because 157116077 - 2¹⁴ = 157099693 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 (157116677) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78558038 + 78558039.

It is an arithmetic number, because the mean of its divisors is an integer number (78558039).

Almost surely, 2^157116077 is an apocalyptic number.

It is an amenable number.

157116077 is a deficient number, since it is larger than the sum of its proper divisors (1).

157116077 is an equidigital number, since it uses as much as digits as its factorization.

157116077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10290, while the sum is 35.

The square root of 157116077 is about 12534.5952068665. The cubic root of 157116077 is about 539.6019895234.

The spelling of 157116077 in words is "one hundred fifty-seven million, one hundred sixteen thousand, seventy-seven".