120413131 has 2 divisors, whose sum is σ = 120413132. Its totient is φ = 120413130.

The previous prime is 120413123. The next prime is 120413141. The reversal of 120413131 is 131314021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 120413131 - 2³ = 120413123 is a prime.

It is a super-2 number, since 2×120413131² = 28998644234446322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (120413141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60206565 + 60206566.

It is an arithmetic number, because the mean of its divisors is an integer number (60206566).

Almost surely, 2^120413131 is an apocalyptic number.

120413131 is a deficient number, since it is larger than the sum of its proper divisors (1).

120413131 is an equidigital number, since it uses as much as digits as its factorization.

120413131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 120413131 is about 10973.2917121527. The cubic root of 120413131 is about 493.8078046729.

Adding to 120413131 its reverse (131314021), we get a palindrome (251727152).

The spelling of 120413131 in words is "one hundred twenty million, four hundred thirteen thousand, one hundred thirty-one".