122563975 has 12 divisors (see below), whose sum is σ = 155515096. Its totient is φ = 95770080.

The previous prime is 122563967. The next prime is 122564009. The reversal of 122563975 is 579365221.

It is not a de Polignac number, because 122563975 - 2³ = 122563967 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 55932 + ... + 58081.

Almost surely, 2^122563975 is an apocalyptic number.

122563975 is a deficient number, since it is larger than the sum of its proper divisors (32951121).

122563975 is a wasteful number, since it uses less digits than its factorization.

122563975 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114066 (or 114061 counting only the distinct ones).

The product of its digits is 113400, while the sum is 40.

The square root of 122563975 is about 11070.8615292578. The cubic root of 122563975 is about 496.7306357757.

The spelling of 122563975 in words is "one hundred twenty-two million, five hundred sixty-three thousand, nine hundred seventy-five".