120926557 has 2 divisors, whose sum is σ = 120926558. Its totient is φ = 120926556.

The previous prime is 120926551. The next prime is 120926563. The reversal of 120926557 is 755629021.

It is a balanced prime because it is at equal distance from previous prime (120926551) and next prime (120926563).

It can be written as a sum of positive squares in only one way, i.e., 87216921 + 33709636 = 9339^2 + 5806^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120926557 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120926551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60463278 + 60463279.

It is an arithmetic number, because the mean of its divisors is an integer number (60463279).

Almost surely, 2^120926557 is an apocalyptic number.

It is an amenable number.

120926557 is a deficient number, since it is larger than the sum of its proper divisors (1).

120926557 is an equidigital number, since it uses as much as digits as its factorization.

120926557 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 37800, while the sum is 37.

The square root of 120926557 is about 10996.6611751022. The cubic root of 120926557 is about 494.5086536859.

The spelling of 120926557 in words is "one hundred twenty million, nine hundred twenty-six thousand, five hundred fifty-seven".