52979121 has 12 divisors (see below), whose sum is σ = 82412148. Its totient is φ = 32602464.

The previous prime is 52979107. The next prime is 52979131. The reversal of 52979121 is 12197925.

52979121 is a `hidden beast` number, since 529 + 7 + 9 + 121 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 2852721 + 50126400 = 1689^2 + 7080^2 .

It is not a de Polignac number, because 52979121 - 2⁶ = 52979057 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (52979131) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 226290 + ... + 226523.

It is an arithmetic number, because the mean of its divisors is an integer number (6867679).

Almost surely, 2^52979121 is an apocalyptic number.

It is an amenable number.

52979121 is a deficient number, since it is larger than the sum of its proper divisors (29433027).

52979121 is a wasteful number, since it uses less digits than its factorization.

52979121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 452832 (or 452829 counting only the distinct ones).

The product of its digits is 11340, while the sum is 36.

The square root of 52979121 is about 7278.6757724190. The cubic root of 52979121 is about 375.5792434780.

The spelling of 52979121 in words is "fifty-two million, nine hundred seventy-nine thousand, one hundred twenty-one".