120665315 has 4 divisors (see below), whose sum is σ = 144798384. Its totient is φ = 96532248.

The previous prime is 120665297. The next prime is 120665327. The reversal of 120665315 is 513566021.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120665315 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12066527 + ... + 12066536.

It is an arithmetic number, because the mean of its divisors is an integer number (36199596).

Almost surely, 2^120665315 is an apocalyptic number.

120665315 is a deficient number, since it is larger than the sum of its proper divisors (24133069).

120665315 is an equidigital number, since it uses as much as digits as its factorization.

120665315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24133068.

The product of its (nonzero) digits is 5400, while the sum is 29.

The square root of 120665315 is about 10984.7765111540. The cubic root of 120665315 is about 494.1522953214.

The spelling of 120665315 in words is "one hundred twenty million, six hundred sixty-five thousand, three hundred fifteen".