157853512 has 16 divisors (see below), whose sum is σ = 297130860. Its totient is φ = 78618624.

The previous prime is 157853503. The next prime is 157853533. The reversal of 157853512 is 215358751.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 155401156 + 2452356 = 12466^2 + 1566^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36333 + ... + 40444.

Almost surely, 2^157853512 is an apocalyptic number.

It is an amenable number.

157853512 is a deficient number, since it is larger than the sum of its proper divisors (139277348).

157853512 is a wasteful number, since it uses less digits than its factorization.

157853512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77040 (or 77036 counting only the distinct ones).

The product of its digits is 42000, while the sum is 37.

The square root of 157853512 is about 12563.9767589725. The cubic root of 157853512 is about 540.4448917096. Note that the first 3 decimals are identical.

The spelling of 157853512 in words is "one hundred fifty-seven million, eight hundred fifty-three thousand, five hundred twelve".