53383345 has 16 divisors (see below), whose sum is σ = 69154560. Its totient is φ = 39438784.

The previous prime is 53383327. The next prime is 53383397. The reversal of 53383345 is 54338335.

It is a cyclic number.

It is not a de Polignac number, because 53383345 - 2⁵ = 53383313 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 53383345.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4669 + ... + 11338.

It is an arithmetic number, because the mean of its divisors is an integer number (4322160).

Almost surely, 2^53383345 is an apocalyptic number.

It is an amenable number.

53383345 is a deficient number, since it is larger than the sum of its proper divisors (15771215).

53383345 is a wasteful number, since it uses less digits than its factorization.

53383345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16064.

The product of its digits is 64800, while the sum is 34.

The square root of 53383345 is about 7306.3906958224. The cubic root of 53383345 is about 376.5320317457.

The spelling of 53383345 in words is "fifty-three million, three hundred eighty-three thousand, three hundred forty-five".