120188513 has 2 divisors, whose sum is σ = 120188514. Its totient is φ = 120188512.

The previous prime is 120188489. The next prime is 120188527. The reversal of 120188513 is 315881021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 73839649 + 46348864 = 8593^2 + 6808^2 .

It is a cyclic number.

It is not a de Polignac number, because 120188513 - 2⁶ = 120188449 is a prime.

It is not a weakly prime, because it can be changed into another prime (120188413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60094256 + 60094257.

It is an arithmetic number, because the mean of its divisors is an integer number (60094257).

Almost surely, 2^120188513 is an apocalyptic number.

It is an amenable number.

120188513 is a deficient number, since it is larger than the sum of its proper divisors (1).

120188513 is an equidigital number, since it uses as much as digits as its factorization.

120188513 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1920, while the sum is 29.

The square root of 120188513 is about 10963.0521753752. The cubic root of 120188513 is about 493.5005647542.

The spelling of 120188513 in words is "one hundred twenty million, one hundred eighty-eight thousand, five hundred thirteen".