121056452 has 96 divisors (see below), whose sum is σ = 256483584. Its totient is φ = 49420800.

The previous prime is 121056449. The next prime is 121056461. The reversal of 121056452 is 254650121.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1984502 + ... + 1984562.

It is an arithmetic number, because the mean of its divisors is an integer number (2671704).

Almost surely, 2^121056452 is an apocalyptic number.

It is an amenable number.

121056452 is an abundant number, since it is smaller than the sum of its proper divisors (135427132).

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

121056452 is a wasteful number, since it uses less digits than its factorization.

121056452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189 (or 187 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 26.

The square root of 121056452 is about 11002.5657007809. The cubic root of 121056452 is about 494.6856515197.

The spelling of 121056452 in words is "one hundred twenty-one million, fifty-six thousand, four hundred fifty-two".