53774563 has 4 divisors (see below), whose sum is σ = 53789400. Its totient is φ = 53759728.

The previous prime is 53774561. The next prime is 53774593. The reversal of 53774563 is 36547735.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 53774563 - 2¹ = 53774561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53774561) 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, 2031 + ... + 10567.

It is an arithmetic number, because the mean of its divisors is an integer number (13447350).

Almost surely, 2^53774563 is an apocalyptic number.

53774563 is a deficient number, since it is larger than the sum of its proper divisors (14837).

53774563 is an equidigital number, since it uses as much as digits as its factorization.

53774563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14836.

The product of its digits is 264600, while the sum is 40.

The square root of 53774563 is about 7333.1141406636. The cubic root of 53774563 is about 377.4495946032.

The spelling of 53774563 in words is "fifty-three million, seven hundred seventy-four thousand, five hundred sixty-three".