157914793 has 2 divisors, whose sum is σ = 157914794. Its totient is φ = 157914792.

The previous prime is 157914781. The next prime is 157914797. The reversal of 157914793 is 397419751.

157914793 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 126967824 + 30946969 = 11268^2 + 5563^2 .

It is a cyclic number.

It is not a de Polignac number, because 157914793 - 2⁵ = 157914761 is a prime.

It is not a weakly prime, because it can be changed into another prime (157914797) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78957396 + 78957397.

It is an arithmetic number, because the mean of its divisors is an integer number (78957397).

Almost surely, 2^157914793 is an apocalyptic number.

It is an amenable number.

157914793 is a deficient number, since it is larger than the sum of its proper divisors (1).

157914793 is an equidigital number, since it uses as much as digits as its factorization.

157914793 is an evil number, because the sum of its binary digits is even.

The product of its digits is 238140, while the sum is 46.

The square root of 157914793 is about 12566.4152804211. The cubic root of 157914793 is about 540.5148188172.

The spelling of 157914793 in words is "one hundred fifty-seven million, nine hundred fourteen thousand, seven hundred ninety-three".