120864518 has 16 divisors (see below), whose sum is σ = 188250480. Its totient is φ = 58130016.

The previous prime is 120864467. The next prime is 120864521. The reversal of 120864518 is 815468021.

It is a super-2 number, since 2×120864518² = 29216463422744648, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12305 + ... + 19827.

It is an arithmetic number, because the mean of its divisors is an integer number (11765655).

Almost surely, 2^120864518 is an apocalyptic number.

120864518 is a deficient number, since it is larger than the sum of its proper divisors (67385962).

120864518 is a wasteful number, since it uses less digits than its factorization.

120864518 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7831.

The product of its (nonzero) digits is 15360, while the sum is 35.

The square root of 120864518 is about 10993.8400024741. The cubic root of 120864518 is about 494.4240732292.

The spelling of 120864518 in words is "one hundred twenty million, eight hundred sixty-four thousand, five hundred eighteen".