122475993 has 4 divisors (see below), whose sum is σ = 163301328. Its totient is φ = 81650660.

The previous prime is 122475931. The next prime is 122476021. The reversal of 122475993 is 399574221.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 122475993 - 2⁶ = 122475929 is a prime.

It is a super-2 number, since 2×122475993² = 30000737722672098, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (122475193) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20412663 + ... + 20412668.

It is an arithmetic number, because the mean of its divisors is an integer number (40825332).

Almost surely, 2^122475993 is an apocalyptic number.

It is an amenable number.

122475993 is a deficient number, since it is larger than the sum of its proper divisors (40825335).

122475993 is an equidigital number, since it uses as much as digits as its factorization.

122475993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40825334.

The product of its digits is 136080, while the sum is 42.

The square root of 122475993 is about 11066.8872317377. The cubic root of 122475993 is about 496.6117487036.

The spelling of 122475993 in words is "one hundred twenty-two million, four hundred seventy-five thousand, nine hundred ninety-three".