812325123 has 24 divisors (see below), whose sum is σ = 1188488496. Its totient is φ = 534600000.

The previous prime is 812325079. The next prime is 812325149. The reversal of 812325123 is 321523218.

It is not a de Polignac number, because 812325123 - 2²⁵ = 778770691 is a prime.

It is not an unprimeable number, because it can be changed into a prime (812325193) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 359748 + ... + 361998.

It is an arithmetic number, because the mean of its divisors is an integer number (49520354).

Almost surely, 2^812325123 is an apocalyptic number.

812325123 is a deficient number, since it is larger than the sum of its proper divisors (376163373).

812325123 is a wasteful number, since it uses less digits than its factorization.

812325123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2755 (or 2752 counting only the distinct ones).

The product of its digits is 2880, while the sum is 27.

The square root of 812325123 is about 28501.3179168964. The cubic root of 812325123 is about 933.0608376978.

The spelling of 812325123 in words is "eight hundred twelve million, three hundred twenty-five thousand, one hundred twenty-three".