53115406 has 16 divisors (see below), whose sum is σ = 81734400. Its totient is φ = 25873848.

The previous prime is 53115397. The next prime is 53115409. The reversal of 53115406 is 60451135.

53115406 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53115409) 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 7 ways as a sum of consecutive naturals, for example, 61405 + ... + 62263.

It is an arithmetic number, because the mean of its divisors is an integer number (5108400).

Almost surely, 2^53115406 is an apocalyptic number.

53115406 is a deficient number, since it is larger than the sum of its proper divisors (28618994).

53115406 is a wasteful number, since it uses less digits than its factorization.

53115406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1623.

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 53115406 is about 7288.0316958696. The cubic root of 53115406 is about 375.9010179697.

The spelling of 53115406 in words is "fifty-three million, one hundred fifteen thousand, four hundred six".