157024313 has 2 divisors, whose sum is σ = 157024314. Its totient is φ = 157024312.

The previous prime is 157024277. The next prime is 157024327. The reversal of 157024313 is 313420751.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 148913209 + 8111104 = 12203^2 + 2848^2 .

It is a cyclic number.

It is not a de Polignac number, because 157024313 - 2⁶ = 157024249 is a prime.

It is not a weakly prime, because it can be changed into another prime (157024513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78512156 + 78512157.

It is an arithmetic number, because the mean of its divisors is an integer number (78512157).

Almost surely, 2^157024313 is an apocalyptic number.

It is an amenable number.

157024313 is a deficient number, since it is larger than the sum of its proper divisors (1).

157024313 is an equidigital number, since it uses as much as digits as its factorization.

157024313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 157024313 is about 12530.9342429046. The cubic root of 157024313 is about 539.4969171442.

The spelling of 157024313 in words is "one hundred fifty-seven million, twenty-four thousand, three hundred thirteen".