53479697 has 2 divisors, whose sum is σ = 53479698. Its totient is φ = 53479696.

The previous prime is 53479693. The next prime is 53479711. The reversal of 53479697 is 79697435.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 51394561 + 2085136 = 7169^2 + 1444^2 .

It is a cyclic number.

It is not a de Polignac number, because 53479697 - 2² = 53479693 is a prime.

It is not a weakly prime, because it can be changed into another prime (53479691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26739848 + 26739849.

It is an arithmetic number, because the mean of its divisors is an integer number (26739849).

Almost surely, 2^53479697 is an apocalyptic number.

It is an amenable number.

53479697 is a deficient number, since it is larger than the sum of its proper divisors (1).

53479697 is an equidigital number, since it uses as much as digits as its factorization.

53479697 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1428840, while the sum is 50.

The square root of 53479697 is about 7312.9814029573. The cubic root of 53479697 is about 376.7584307538.

The spelling of 53479697 in words is "fifty-three million, four hundred seventy-nine thousand, six hundred ninety-seven".