122894929497 has 16 divisors (see below), whose sum is σ = 169516956672. Its totient is φ = 79133754240.

The previous prime is 122894929471. The next prime is 122894929511. The reversal of 122894929497 is 794929498221.

It is not a de Polignac number, because 122894929497 - 2⁶ = 122894929433 is a prime.

It is not an unprimeable number, because it can be changed into a prime (122894929447) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4025529 + ... + 4055942.

It is an arithmetic number, because the mean of its divisors is an integer number (10594809792).

Almost surely, 2^122894929497 is an apocalyptic number.

It is an amenable number.

122894929497 is a deficient number, since it is larger than the sum of its proper divisors (46622027175).

122894929497 is a wasteful number, since it uses less digits than its factorization.

122894929497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8081648.

The product of its digits is 47029248, while the sum is 66.

The spelling of 122894929497 in words is "one hundred twenty-two billion, eight hundred ninety-four million, nine hundred twenty-nine thousand, four hundred ninety-seven".