52651579 has 2 divisors, whose sum is σ = 52651580. Its totient is φ = 52651578.

The previous prime is 52651553. The next prime is 52651607. The reversal of 52651579 is 97515625.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52651579 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (52651519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26325789 + 26325790.

It is an arithmetic number, because the mean of its divisors is an integer number (26325790).

Almost surely, 2^52651579 is an apocalyptic number.

52651579 is a deficient number, since it is larger than the sum of its proper divisors (1).

52651579 is an equidigital number, since it uses as much as digits as its factorization.

52651579 is an evil number, because the sum of its binary digits is even.

The product of its digits is 94500, while the sum is 40.

The square root of 52651579 is about 7256.1407786784. The cubic root of 52651579 is about 374.8036400134.

The spelling of 52651579 in words is "fifty-two million, six hundred fifty-one thousand, five hundred seventy-nine".