120559913 has 2 divisors, whose sum is σ = 120559914. Its totient is φ = 120559912.

The previous prime is 120559909. The next prime is 120559939. The reversal of 120559913 is 319955021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 112190464 + 8369449 = 10592^2 + 2893^2 .

It is a cyclic number.

It is not a de Polignac number, because 120559913 - 2² = 120559909 is a prime.

It is not a weakly prime, because it can be changed into another prime (120553913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60279956 + 60279957.

It is an arithmetic number, because the mean of its divisors is an integer number (60279957).

Almost surely, 2^120559913 is an apocalyptic number.

It is an amenable number.

120559913 is a deficient number, since it is larger than the sum of its proper divisors (1).

120559913 is an equidigital number, since it uses as much as digits as its factorization.

120559913 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12150, while the sum is 35.

The square root of 120559913 is about 10979.9778232927. The cubic root of 120559913 is about 494.0083715738.

The spelling of 120559913 in words is "one hundred twenty million, five hundred fifty-nine thousand, nine hundred thirteen".