53365307 has 4 divisors (see below), whose sum is σ = 55205520. Its totient is φ = 51525096.

The previous prime is 53365289. The next prime is 53365321. The reversal of 53365307 is 70356335.

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 53365307 - 2¹⁸ = 53103163 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53365337) 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, 920063 + ... + 920120.

It is an arithmetic number, because the mean of its divisors is an integer number (13801380).

Almost surely, 2^53365307 is an apocalyptic number.

53365307 is a deficient number, since it is larger than the sum of its proper divisors (1840213).

53365307 is a wasteful number, since it uses less digits than its factorization.

53365307 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1840212.

The product of its (nonzero) digits is 28350, while the sum is 32.

The square root of 53365307 is about 7305.1561927176. The cubic root of 53365307 is about 376.4896174564.

The spelling of 53365307 in words is "fifty-three million, three hundred sixty-five thousand, three hundred seven".