979981452 has 18 divisors (see below), whose sum is σ = 2477175428. Its totient is φ = 326660472.

The previous prime is 979981441. The next prime is 979981477. The reversal of 979981452 is 254189979.

It is a tau number, because it is divible by the number of its divisors (18).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13610818 + ... + 13610889.

Almost surely, 2^979981452 is an apocalyptic number.

It is an amenable number.

979981452 is an abundant number, since it is smaller than the sum of its proper divisors (1497193976).

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

979981452 is a wasteful number, since it uses less digits than its factorization.

979981452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27221717 (or 27221712 counting only the distinct ones).

The product of its digits is 1632960, while the sum is 54.

The square root of 979981452 is about 31304.6554365321. The cubic root of 979981452 is about 993.2821218387.

The spelling of 979981452 in words is "nine hundred seventy-nine million, nine hundred eighty-one thousand, four hundred fifty-two".