122621414659 has 2 divisors, whose sum is σ = 122621414660. Its totient is φ = 122621414658.

The previous prime is 122621414653. The next prime is 122621414743. The reversal of 122621414659 is 956414126221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 122621414659 - 2²⁹ = 122084543747 is a prime.

It is a super-2 number, since 2×122621414659² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (122621414653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61310707329 + 61310707330.

It is an arithmetic number, because the mean of its divisors is an integer number (61310707330).

Almost surely, 2^122621414659 is an apocalyptic number.

122621414659 is a deficient number, since it is larger than the sum of its proper divisors (1).

122621414659 is an equidigital number, since it uses as much as digits as its factorization.

122621414659 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 207360, while the sum is 43.

The spelling of 122621414659 in words is "one hundred twenty-two billion, six hundred twenty-one million, four hundred fourteen thousand, six hundred fifty-nine".