53321359 has 36 divisors (see below), whose sum is σ = 69094944. Its totient is φ = 40989312.

The previous prime is 53321357. The next prime is 53321363. The reversal of 53321359 is 95312335.

It is not a de Polignac number, because 53321359 - 2¹ = 53321357 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 53321359.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53321357) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 389139 + ... + 389275.

It is an arithmetic number, because the mean of its divisors is an integer number (1919304).

Almost surely, 2^53321359 is an apocalyptic number.

53321359 is a deficient number, since it is larger than the sum of its proper divisors (15773585).

53321359 is a wasteful number, since it uses less digits than its factorization.

53321359 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224 (or 204 counting only the distinct ones).

The product of its digits is 12150, while the sum is 31.

The square root of 53321359 is about 7302.1475608207. The cubic root of 53321359 is about 376.3862387461.

The spelling of 53321359 in words is "fifty-three million, three hundred twenty-one thousand, three hundred fifty-nine".