157389275 has 6 divisors (see below), whose sum is σ = 195162732. Its totient is φ = 125911400.

The previous prime is 157389223. The next prime is 157389289. The reversal of 157389275 is 572983751.

157389275 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 157389275 - 2⁸ = 157389019 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3147761 + ... + 3147810.

It is an arithmetic number, because the mean of its divisors is an integer number (32527122).

Almost surely, 2^157389275 is an apocalyptic number.

157389275 is a deficient number, since it is larger than the sum of its proper divisors (37773457).

157389275 is an equidigital number, since it uses as much as digits as its factorization.

157389275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6295581 (or 6295576 counting only the distinct ones).

The product of its digits is 529200, while the sum is 47.

The square root of 157389275 is about 12545.4882328270. The cubic root of 157389275 is about 539.9145669599.

The spelling of 157389275 in words is "one hundred fifty-seven million, three hundred eighty-nine thousand, two hundred seventy-five".