53153919 has 24 divisors (see below), whose sum is σ = 94497312. Its totient is φ = 28036800.

The previous prime is 53153873. The next prime is 53153923. The reversal of 53153919 is 91935135.

It is not a de Polignac number, because 53153919 - 2²⁰ = 52105343 is a prime.

It is a super-2 number, since 2×53153919² = 5650678210117122, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53153939) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 31632 + ... + 33269.

It is an arithmetic number, because the mean of its divisors is an integer number (3937388).

Almost surely, 2^53153919 is an apocalyptic number.

53153919 is a deficient number, since it is larger than the sum of its proper divisors (41343393).

53153919 is a wasteful number, since it uses less digits than its factorization.

53153919 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64927 (or 64924 counting only the distinct ones).

The product of its digits is 18225, while the sum is 36.

The square root of 53153919 is about 7290.6734256857. The cubic root of 53153919 is about 375.9918489820.

The spelling of 53153919 in words is "fifty-three million, one hundred fifty-three thousand, nine hundred nineteen".