52407613 has 2 divisors, whose sum is σ = 52407614. Its totient is φ = 52407612.

The previous prime is 52407599. The next prime is 52407623. The reversal of 52407613 is 31670425.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 52229529 + 178084 = 7227^2 + 422^2 .

It is a cyclic number.

It is not a de Polignac number, because 52407613 - 2⁵ = 52407581 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52407623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26203806 + 26203807.

It is an arithmetic number, because the mean of its divisors is an integer number (26203807).

Almost surely, 2^52407613 is an apocalyptic number.

It is an amenable number.

52407613 is a deficient number, since it is larger than the sum of its proper divisors (1).

52407613 is an equidigital number, since it uses as much as digits as its factorization.

52407613 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 52407613 is about 7239.3102571999. The cubic root of 52407613 is about 374.2238477123.

The spelling of 52407613 in words is "fifty-two million, four hundred seven thousand, six hundred thirteen".