120714991 has 2 divisors, whose sum is σ = 120714992. Its totient is φ = 120714990.

The previous prime is 120714959. The next prime is 120715009. The reversal of 120714991 is 199417021.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 120714991 - 2⁵ = 120714959 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120714901) 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, 60357495 + 60357496.

It is an arithmetic number, because the mean of its divisors is an integer number (60357496).

Almost surely, 2^120714991 is an apocalyptic number.

120714991 is a deficient number, since it is larger than the sum of its proper divisors (1).

120714991 is an equidigital number, since it uses as much as digits as its factorization.

120714991 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4536, while the sum is 34.

The square root of 120714991 is about 10987.0374077820. The cubic root of 120714991 is about 494.2200975770.

The spelling of 120714991 in words is "one hundred twenty million, seven hundred fourteen thousand, nine hundred ninety-one".