53315305 has 8 divisors (see below), whose sum is σ = 64017792. Its totient is φ = 42625968.

The previous prime is 53315287. The next prime is 53315309. The reversal of 53315305 is 50351335.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 53315305 - 2¹³ = 53307113 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 53315305.

It is not an unprimeable number, because it can be changed into a prime (53315309) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12814 + ... + 16456.

It is an arithmetic number, because the mean of its divisors is an integer number (8002224).

Almost surely, 2^53315305 is an apocalyptic number.

It is an amenable number.

53315305 is a deficient number, since it is larger than the sum of its proper divisors (10702487).

53315305 is a wasteful number, since it uses less digits than its factorization.

53315305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6575.

The product of its (nonzero) digits is 3375, while the sum is 25.

The square root of 53315305 is about 7301.7330134702. The cubic root of 53315305 is about 376.3719934945.

The spelling of 53315305 in words is "fifty-three million, three hundred fifteen thousand, three hundred five".