53659579 has 2 divisors, whose sum is σ = 53659580. Its totient is φ = 53659578.

The previous prime is 53659561. The next prime is 53659589. The reversal of 53659579 is 97595635.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 53659579 - 2⁵ = 53659547 is a prime.

It is not a weakly prime, because it can be changed into another prime (53659559) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26829789 + 26829790.

It is an arithmetic number, because the mean of its divisors is an integer number (26829790).

Almost surely, 2^53659579 is an apocalyptic number.

53659579 is a deficient number, since it is larger than the sum of its proper divisors (1).

53659579 is an equidigital number, since it uses as much as digits as its factorization.

53659579 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1275750, while the sum is 49.

The square root of 53659579 is about 7325.2698926388. The cubic root of 53659579 is about 377.1803741606.

The spelling of 53659579 in words is "fifty-three million, six hundred fifty-nine thousand, five hundred seventy-nine".