121411956 has 12 divisors (see below), whose sum is σ = 283294592. Its totient is φ = 40470648.

The previous prime is 121411949. The next prime is 121411967. The reversal of 121411956 is 659114121.

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

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

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, 5058820 + ... + 5058843.

Almost surely, 2^121411956 is an apocalyptic number.

It is an amenable number.

121411956 is an abundant number, since it is smaller than the sum of its proper divisors (161882636).

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

121411956 is a wasteful number, since it uses less digits than its factorization.

121411956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10117670 (or 10117668 counting only the distinct ones).

The product of its digits is 2160, while the sum is 30.

The square root of 121411956 is about 11018.7093618082. The cubic root of 121411956 is about 495.1694226707.

The spelling of 121411956 in words is "one hundred twenty-one million, four hundred eleven thousand, nine hundred fifty-six".