121959124 has 12 divisors (see below), whose sum is σ = 243918304. Its totient is φ = 52268184.

The previous prime is 121959113. The next prime is 121959151. The reversal of 121959124 is 421959121.

121959124 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 121959124.

It is a congruent number.

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, 2177814 + ... + 2177869.

Almost surely, 2^121959124 is an apocalyptic number.

121959124 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

121959124 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

121959124 is a wasteful number, since it uses less digits than its factorization.

121959124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4355694 (or 4355692 counting only the distinct ones).

The product of its digits is 6480, while the sum is 34.

The square root of 121959124 is about 11043.5104925925. The cubic root of 121959124 is about 495.9121690213.

The spelling of 121959124 in words is "one hundred twenty-one million, nine hundred fifty-nine thousand, one hundred twenty-four".