122945516 has 6 divisors (see below), whose sum is σ = 215154660. Its totient is φ = 61472756.

The previous prime is 122945509. The next prime is 122945527. The reversal of 122945516 is 615549221.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15368186 + ... + 15368193.

It is an arithmetic number, because the mean of its divisors is an integer number (35859110).

Almost surely, 2^122945516 is an apocalyptic number.

It is an amenable number.

122945516 is a deficient number, since it is larger than the sum of its proper divisors (92209144).

122945516 is a wasteful number, since it uses less digits than its factorization.

122945516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30736383 (or 30736381 counting only the distinct ones).

The product of its digits is 21600, while the sum is 35.

The square root of 122945516 is about 11088.0799059170. The cubic root of 122945516 is about 497.2455417841.

The spelling of 122945516 in words is "one hundred twenty-two million, nine hundred forty-five thousand, five hundred sixteen".