122865412 has 6 divisors (see below), whose sum is σ = 215014478. Its totient is φ = 61432704.

The previous prime is 122865383. The next prime is 122865427. The reversal of 122865412 is 214568221.

It can be written as a sum of positive squares in only one way, i.e., 76842756 + 46022656 = 8766^2 + 6784^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15358173 + ... + 15358180.

Almost surely, 2^122865412 is an apocalyptic number.

It is an amenable number.

122865412 is a deficient number, since it is larger than the sum of its proper divisors (92149066).

122865412 is a wasteful number, since it uses less digits than its factorization.

122865412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30716357 (or 30716355 counting only the distinct ones).

The product of its digits is 7680, while the sum is 31.

The square root of 122865412 is about 11084.4671500258. The cubic root of 122865412 is about 497.1375264293.

The spelling of 122865412 in words is "one hundred twenty-two million, eight hundred sixty-five thousand, four hundred twelve".