53318118 has 32 divisors (see below), whose sum is σ = 122264064. Its totient is φ = 15184512.

The previous prime is 53318107. The next prime is 53318119. The reversal of 53318118 is 81181335.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53318119) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12271 + ... + 16037.

It is an arithmetic number, because the mean of its divisors is an integer number (3820752).

Almost surely, 2^53318118 is an apocalyptic number.

53318118 is an abundant number, since it is smaller than the sum of its proper divisors (68945946).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53318118 is a wasteful number, since it uses less digits than its factorization.

53318118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4116.

The product of its digits is 2880, while the sum is 30.

The square root of 53318118 is about 7301.9256364332. The cubic root of 53318118 is about 376.3786127057.

The spelling of 53318118 in words is "fifty-three million, three hundred eighteen thousand, one hundred eighteen".