120401516 has 12 divisors (see below), whose sum is σ = 213670800. Its totient is φ = 59352720.

The previous prime is 120401507. The next prime is 120401521. The reversal of 120401516 is 615104021.

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, 211691 + ... + 212258.

It is an arithmetic number, because the mean of its divisors is an integer number (17805900).

Almost surely, 2^120401516 is an apocalyptic number.

It is an amenable number.

120401516 is a deficient number, since it is larger than the sum of its proper divisors (93269284).

120401516 is a wasteful number, since it uses less digits than its factorization.

120401516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 424024 (or 424022 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 120401516 is about 10972.7624598366. The cubic root of 120401516 is about 493.7919266646.

Adding to 120401516 its reverse (615104021), we get a palindrome (735505537).

The spelling of 120401516 in words is "one hundred twenty million, four hundred one thousand, five hundred sixteen".