122812534 has 16 divisors (see below), whose sum is σ = 201186720. Its totient is φ = 55883520.

The previous prime is 122812519. The next prime is 122812549. The reversal of 122812534 is 435218221.

It is an interprime number because it is at equal distance from previous prime (122812519) and next prime (122812549).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31419 + ... + 35110.

It is an arithmetic number, because the mean of its divisors is an integer number (12574170).

Almost surely, 2^122812534 is an apocalyptic number.

122812534 is a deficient number, since it is larger than the sum of its proper divisors (78374186).

122812534 is a wasteful number, since it uses less digits than its factorization.

122812534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66615.

The product of its digits is 3840, while the sum is 28.

The square root of 122812534 is about 11082.0816636587. The cubic root of 122812534 is about 497.0661979468.

The spelling of 122812534 in words is "one hundred twenty-two million, eight hundred twelve thousand, five hundred thirty-four".