53131634 has 4 divisors (see below), whose sum is σ = 79697454. Its totient is φ = 26565816.

The previous prime is 53131627. The next prime is 53131651. The reversal of 53131634 is 43613135.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 52606009 + 525625 = 7253^2 + 725^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13282907 + ... + 13282910.

Almost surely, 2^53131634 is an apocalyptic number.

53131634 is a deficient number, since it is larger than the sum of its proper divisors (26565820).

53131634 is a wasteful number, since it uses less digits than its factorization.

53131634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26565819.

The product of its digits is 3240, while the sum is 26.

The square root of 53131634 is about 7289.1449429957. The cubic root of 53131634 is about 375.9392962587.

Adding to 53131634 its reverse (43613135), we get a palindrome (96744769).

The spelling of 53131634 in words is "fifty-three million, one hundred thirty-one thousand, six hundred thirty-four".