120331597 has 4 divisors (see below), whose sum is σ = 123266556. Its totient is φ = 117396640.

The previous prime is 120331583. The next prime is 120331633. The reversal of 120331597 is 795133021.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 67420521 + 52911076 = 8211^2 + 7274^2 .

It is a cyclic number.

It is not a de Polignac number, because 120331597 - 2²³ = 111942989 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120331517) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1467418 + ... + 1467499.

It is an arithmetic number, because the mean of its divisors is an integer number (30816639).

Almost surely, 2^120331597 is an apocalyptic number.

It is an amenable number.

120331597 is a deficient number, since it is larger than the sum of its proper divisors (2934959).

120331597 is an equidigital number, since it uses as much as digits as its factorization.

120331597 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2934958.

The product of its (nonzero) digits is 5670, while the sum is 31.

The square root of 120331597 is about 10969.5759717502. The cubic root of 120331597 is about 493.6963239840.

The spelling of 120331597 in words is "one hundred twenty million, three hundred thirty-one thousand, five hundred ninety-seven".