120951816 has 32 divisors (see below), whose sum is σ = 310554240. Its totient is φ = 39227328.

The previous prime is 120951797. The next prime is 120951827. The reversal of 120951816 is 618159021.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67216 + ... + 68991.

It is an arithmetic number, because the mean of its divisors is an integer number (9704820).

Almost surely, 2^120951816 is an apocalyptic number.

It is an amenable number.

120951816 is an abundant number, since it is smaller than the sum of its proper divisors (189602424).

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

120951816 is a wasteful number, since it uses less digits than its factorization.

120951816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136253 (or 136249 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 33.

The square root of 120951816 is about 10997.8096000976. The cubic root of 120951816 is about 494.5430820883.

The spelling of 120951816 in words is "one hundred twenty million, nine hundred fifty-one thousand, eight hundred sixteen".