53103508 has 6 divisors (see below), whose sum is σ = 92931146. Its totient is φ = 26551752.

The previous prime is 53103503. The next prime is 53103511. The reversal of 53103508 is 80530135.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 42876304 + 10227204 = 6548^2 + 3198^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53103503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6637935 + ... + 6637942.

Almost surely, 2^53103508 is an apocalyptic number.

It is an amenable number.

53103508 is a deficient number, since it is larger than the sum of its proper divisors (39827638).

53103508 is a wasteful number, since it uses less digits than its factorization.

53103508 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13275881 (or 13275879 counting only the distinct ones).

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

The square root of 53103508 is about 7287.2153803768. The cubic root of 53103508 is about 375.8729482461.

The spelling of 53103508 in words is "fifty-three million, one hundred three thousand, five hundred eight".