53979473 has 2 divisors, whose sum is σ = 53979474. Its totient is φ = 53979472.

The previous prime is 53979439. The next prime is 53979511. The reversal of 53979473 is 37497935.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 50027329 + 3952144 = 7073^2 + 1988^2 .

It is a cyclic number.

It is not a de Polignac number, because 53979473 - 2⁸ = 53979217 is a prime.

It is not a weakly prime, because it can be changed into another prime (53979173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26989736 + 26989737.

It is an arithmetic number, because the mean of its divisors is an integer number (26989737).

Almost surely, 2^53979473 is an apocalyptic number.

It is an amenable number.

53979473 is a deficient number, since it is larger than the sum of its proper divisors (1).

53979473 is an equidigital number, since it uses as much as digits as its factorization.

53979473 is an evil number, because the sum of its binary digits is even.

The product of its digits is 714420, while the sum is 47.

The square root of 53979473 is about 7347.0724101509. The cubic root of 53979473 is about 377.9284155664.

The spelling of 53979473 in words is "fifty-three million, nine hundred seventy-nine thousand, four hundred seventy-three".