53277307 has 4 divisors (see below), whose sum is σ = 53684136. Its totient is φ = 52870480.

The previous prime is 53277283. The next prime is 53277359. The reversal of 53277307 is 70377235.

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 53277307 - 2¹⁵ = 53244539 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53277397) 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, 203218 + ... + 203479.

It is an arithmetic number, because the mean of its divisors is an integer number (13421034).

Almost surely, 2^53277307 is an apocalyptic number.

53277307 is a deficient number, since it is larger than the sum of its proper divisors (406829).

53277307 is a wasteful number, since it uses less digits than its factorization.

53277307 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 406828.

The product of its (nonzero) digits is 30870, while the sum is 34.

The square root of 53277307 is about 7299.1305646632. The cubic root of 53277307 is about 376.2825583757.

The spelling of 53277307 in words is "fifty-three million, two hundred seventy-seven thousand, three hundred seven".