53363615 has 4 divisors (see below), whose sum is σ = 64036344. Its totient is φ = 42690888.

The previous prime is 53363587. The next prime is 53363669. The reversal of 53363615 is 51636335.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 53363615 - 2¹⁸ = 53101471 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5336357 + ... + 5336366.

It is an arithmetic number, because the mean of its divisors is an integer number (16009086).

Almost surely, 2^53363615 is an apocalyptic number.

53363615 is a deficient number, since it is larger than the sum of its proper divisors (10672729).

53363615 is a wasteful number, since it uses less digits than its factorization.

53363615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10672728.

The product of its digits is 24300, while the sum is 32.

The square root of 53363615 is about 7305.0403831875. The cubic root of 53363615 is about 376.4856384221.

The spelling of 53363615 in words is "fifty-three million, three hundred sixty-three thousand, six hundred fifteen".