121375296 has 84 divisors (see below), whose sum is σ = 397613632. Its totient is φ = 34677504.

The previous prime is 121375277. The next prime is 121375327. The reversal of 121375296 is 692573121.

121375296 is a `hidden beast` number, since 121 + 3 + 7 + 529 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (84).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 121375296.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11020 + ... + 19083.

Almost surely, 2^121375296 is an apocalyptic number.

121375296 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

121375296 is an abundant number, since it is smaller than the sum of its proper divisors (276238336).

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

121375296 is a wasteful number, since it uses less digits than its factorization.

121375296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30128 (or 30115 counting only the distinct ones).

The product of its digits is 22680, while the sum is 36.

The square root of 121375296 is about 11017.0457020020. The cubic root of 121375296 is about 495.1195793136.

The spelling of 121375296 in words is "one hundred twenty-one million, three hundred seventy-five thousand, two hundred ninety-six".