53113636 has 12 divisors (see below), whose sum is σ = 93049600. Its totient is φ = 26528040.

The previous prime is 53113597. The next prime is 53113637. The reversal of 53113636 is 63631135.

It is not an unprimeable number, because it can be changed into a prime (53113637) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2736 + ... + 10663.

Almost surely, 2^53113636 is an apocalyptic number.

It is an amenable number.

53113636 is a deficient number, since it is larger than the sum of its proper divisors (39935964).

53113636 is a wasteful number, since it uses less digits than its factorization.

53113636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14394 (or 14392 counting only the distinct ones).

The product of its digits is 4860, while the sum is 28.

The square root of 53113636 is about 7287.9102628943. The cubic root of 53113636 is about 375.8968424568.

The spelling of 53113636 in words is "fifty-three million, one hundred thirteen thousand, six hundred thirty-six".