120880631 has 2 divisors, whose sum is σ = 120880632. Its totient is φ = 120880630.

The previous prime is 120880607. The next prime is 120880649. The reversal of 120880631 is 136088021.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 120880631 - 2⁶ = 120880567 is a prime.

It is a super-2 number, since 2×120880631² = 29224253901916322, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 120880594 and 120880603.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120880681) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60440315 + 60440316.

It is an arithmetic number, because the mean of its divisors is an integer number (60440316).

Almost surely, 2^120880631 is an apocalyptic number.

120880631 is a deficient number, since it is larger than the sum of its proper divisors (1).

120880631 is an equidigital number, since it uses as much as digits as its factorization.

120880631 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304, while the sum is 29.

The square root of 120880631 is about 10994.5727975215. The cubic root of 120880631 is about 494.4460435621.

The spelling of 120880631 in words is "one hundred twenty million, eight hundred eighty thousand, six hundred thirty-one".