120634979 has 2 divisors, whose sum is σ = 120634980. Its totient is φ = 120634978.

The previous prime is 120634951. The next prime is 120635033. The reversal of 120634979 is 979436021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 120634979 - 2²⁰ = 119586403 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (120634949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60317489 + 60317490.

It is an arithmetic number, because the mean of its divisors is an integer number (60317490).

Almost surely, 2^120634979 is an apocalyptic number.

120634979 is a deficient number, since it is larger than the sum of its proper divisors (1).

120634979 is an equidigital number, since it uses as much as digits as its factorization.

120634979 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 81648, while the sum is 41.

The square root of 120634979 is about 10983.3956042747. The cubic root of 120634979 is about 494.1108808783.

The spelling of 120634979 in words is "one hundred twenty million, six hundred thirty-four thousand, nine hundred seventy-nine".