157376897 has 2 divisors, whose sum is σ = 157376898. Its totient is φ = 157376896.

The previous prime is 157376839. The next prime is 157376917. The reversal of 157376897 is 798673751.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 93392896 + 63984001 = 9664^2 + 7999^2 .

It is an emirp because it is prime and its reverse (798673751) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 157376897 - 2²⁴ = 140599681 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (157376827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78688448 + 78688449.

It is an arithmetic number, because the mean of its divisors is an integer number (78688449).

Almost surely, 2^157376897 is an apocalyptic number.

It is an amenable number.

157376897 is a deficient number, since it is larger than the sum of its proper divisors (1).

157376897 is an equidigital number, since it uses as much as digits as its factorization.

157376897 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2222640, while the sum is 53.

The square root of 157376897 is about 12544.9948983648. The cubic root of 157376897 is about 539.9004125908.

The spelling of 157376897 in words is "one hundred fifty-seven million, three hundred seventy-six thousand, eight hundred ninety-seven".