120651612 has 12 divisors (see below), whose sum is σ = 281520456. Its totient is φ = 40217200.

The previous prime is 120651599. The next prime is 120651613. The reversal of 120651612 is 216156021.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×120651612² = 29113622956397088, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120651613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5027139 + ... + 5027162.

It is an arithmetic number, because the mean of its divisors is an integer number (23460038).

Almost surely, 2^120651612 is an apocalyptic number.

120651612 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

120651612 is an abundant number, since it is smaller than the sum of its proper divisors (160868844).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

120651612 is a wasteful number, since it uses less digits than its factorization.

120651612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10054308 (or 10054306 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 24.

The square root of 120651612 is about 10984.1527665997. The cubic root of 120651612 is about 494.1335889648.

The spelling of 120651612 in words is "one hundred twenty million, six hundred fifty-one thousand, six hundred twelve".