53100563 has 4 divisors (see below), whose sum is σ = 53367600. Its totient is φ = 52833528.

The previous prime is 53100557. The next prime is 53100581. The reversal of 53100563 is 36500135.

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 53100563 - 2⁴ = 53100547 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53100533) 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, 133220 + ... + 133617.

It is an arithmetic number, because the mean of its divisors is an integer number (13341900).

Almost surely, 2^53100563 is an apocalyptic number.

53100563 is a deficient number, since it is larger than the sum of its proper divisors (267037).

53100563 is a wasteful number, since it uses less digits than its factorization.

53100563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267036.

The product of its (nonzero) digits is 1350, while the sum is 23.

The square root of 53100563 is about 7287.0133113643. The cubic root of 53100563 is about 375.8659997641.

Adding to 53100563 its reverse (36500135), we get a palindrome (89600698).

The spelling of 53100563 in words is "fifty-three million, one hundred thousand, five hundred sixty-three".