157525423 has 6 divisors (see below), whose sum is σ = 173147912. Its totient is φ = 143204820.

The previous prime is 157525421. The next prime is 157525427. The reversal of 157525423 is 324525751.

It is not a de Polignac number, because 157525423 - 2¹ = 157525421 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (157525421) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 650811 + ... + 651052.

Almost surely, 2^157525423 is an apocalyptic number.

157525423 is a deficient number, since it is larger than the sum of its proper divisors (15622489).

157525423 is a wasteful number, since it uses less digits than its factorization.

157525423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1301885 (or 1301874 counting only the distinct ones).

The product of its digits is 42000, while the sum is 34.

The square root of 157525423 is about 12550.9132337053. The cubic root of 157525423 is about 540.0702046355.

The spelling of 157525423 in words is "one hundred fifty-seven million, five hundred twenty-five thousand, four hundred twenty-three".