53512697 has 16 divisors (see below), whose sum is σ = 64039680. Its totient is φ = 43720512.

The previous prime is 53512687. The next prime is 53512709. The reversal of 53512697 is 79621535.

It is a happy number.

53512697 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 53512697 - 2⁶ = 53512633 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 53512697.

It is not an unprimeable number, because it can be changed into a prime (53512687) 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 15 ways as a sum of consecutive naturals, for example, 81623 + ... + 82275.

It is an arithmetic number, because the mean of its divisors is an integer number (4002480).

Almost surely, 2^53512697 is an apocalyptic number.

It is an amenable number.

53512697 is a deficient number, since it is larger than the sum of its proper divisors (10526983).

53512697 is a wasteful number, since it uses less digits than its factorization.

53512697 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1192.

The product of its digits is 56700, while the sum is 38.

The square root of 53512697 is about 7315.2373167246. The cubic root of 53512697 is about 376.8359085786.

The spelling of 53512697 in words is "fifty-three million, five hundred twelve thousand, six hundred ninety-seven".