53393017 has 4 divisors (see below), whose sum is σ = 53422336. Its totient is φ = 53363700.

The previous prime is 53392967. The next prime is 53393027. The reversal of 53393017 is 71039335.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 53393017 - 2¹⁹ = 52868729 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 53393017.

It is not an unprimeable number, because it can be changed into a prime (53393027) 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, 11733 + ... + 15634.

It is an arithmetic number, because the mean of its divisors is an integer number (13355584).

Almost surely, 2^53393017 is an apocalyptic number.

It is an amenable number.

53393017 is a deficient number, since it is larger than the sum of its proper divisors (29319).

53393017 is a wasteful number, since it uses less digits than its factorization.

53393017 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29318.

The product of its (nonzero) digits is 8505, while the sum is 31.

The square root of 53393017 is about 7307.0525521581. The cubic root of 53393017 is about 376.5547704100.

The spelling of 53393017 in words is "fifty-three million, three hundred ninety-three thousand, seventeen".