53265613 has 4 divisors (see below), whose sum is σ = 54168480. Its totient is φ = 52362748.

The previous prime is 53265587. The next prime is 53265623. The reversal of 53265613 is 31656235.

53265613 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 53265613 - 2⁹ = 53265101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53265623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 451345 + ... + 451462.

It is an arithmetic number, because the mean of its divisors is an integer number (13542120).

Almost surely, 2^53265613 is an apocalyptic number.

It is an amenable number.

53265613 is a deficient number, since it is larger than the sum of its proper divisors (902867).

53265613 is an equidigital number, since it uses as much as digits as its factorization.

53265613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 902866.

The product of its digits is 16200, while the sum is 31.

The square root of 53265613 is about 7298.3294663916. The cubic root of 53265613 is about 376.2550258892.

The spelling of 53265613 in words is "fifty-three million, two hundred sixty-five thousand, six hundred thirteen".