120631516 has 24 divisors (see below), whose sum is σ = 216901440. Its totient is φ = 58675392.

The previous prime is 120631477. The next prime is 120631517. The reversal of 120631516 is 615136021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120631517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30670 + ... + 34378.

It is an arithmetic number, because the mean of its divisors is an integer number (9037560).

Almost surely, 2^120631516 is an apocalyptic number.

It is an amenable number.

120631516 is a deficient number, since it is larger than the sum of its proper divisors (96269924).

120631516 is a wasteful number, since it uses less digits than its factorization.

120631516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3933 (or 3931 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 120631516 is about 10983.2379560856. The cubic root of 120631516 is about 494.1061527794.

Adding to 120631516 its reverse (615136021), we get a palindrome (735767537).

The spelling of 120631516 in words is "one hundred twenty million, six hundred thirty-one thousand, five hundred sixteen".