122457963 has 6 divisors (see below), whose sum is σ = 163302844. Its totient is φ = 81625864.

The previous prime is 122457961. The next prime is 122457971. The reversal of 122457963 is 369754221.

It is not a de Polignac number, because 122457963 - 2¹ = 122457961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122457961) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 15973 + ... + 22361.

Almost surely, 2^122457963 is an apocalyptic number.

122457963 is a deficient number, since it is larger than the sum of its proper divisors (40844881).

122457963 is an frugal number, since it uses more digits than its factorization.

122457963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12781 (or 6392 counting only the distinct ones).

The product of its digits is 90720, while the sum is 39.

The square root of 122457963 is about 11066.0726095576. The cubic root of 122457963 is about 496.5873783514.

The spelling of 122457963 in words is "one hundred twenty-two million, four hundred fifty-seven thousand, nine hundred sixty-three".