53204377 has 4 divisors (see below), whose sum is σ = 53219620. Its totient is φ = 53189136.

The previous prime is 53204369. The next prime is 53204413. The reversal of 53204377 is 77340235.

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 can be written as a sum of positive squares in 2 ways, for example, as 31404816 + 21799561 = 5604^2 + 4669^2 .

It is a cyclic number.

It is not a de Polignac number, because 53204377 - 2³ = 53204369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53204777) 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, 499 + ... + 10327.

It is an arithmetic number, because the mean of its divisors is an integer number (13304905).

Almost surely, 2^53204377 is an apocalyptic number.

It is an amenable number.

53204377 is a deficient number, since it is larger than the sum of its proper divisors (15243).

53204377 is an equidigital number, since it uses as much as digits as its factorization.

53204377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15242.

The product of its (nonzero) digits is 17640, while the sum is 31.

The square root of 53204377 is about 7294.1330533519. The cubic root of 53204377 is about 376.1107853154.

The spelling of 53204377 in words is "fifty-three million, two hundred four thousand, three hundred seventy-seven".