53253455 has 4 divisors (see below), whose sum is σ = 63904152. Its totient is φ = 42602760.

The previous prime is 53253451. The next prime is 53253457. The reversal of 53253455 is 55435235.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 53253455 - 2² = 53253451 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53253451) 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, 5325341 + ... + 5325350.

It is an arithmetic number, because the mean of its divisors is an integer number (15976038).

Almost surely, 2^53253455 is an apocalyptic number.

53253455 is a deficient number, since it is larger than the sum of its proper divisors (10650697).

53253455 is a wasteful number, since it uses less digits than its factorization.

53253455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10650696.

The product of its digits is 45000, while the sum is 32.

The square root of 53253455 is about 7297.4964885226. The cubic root of 53253455 is about 376.2263966827.

The spelling of 53253455 in words is "fifty-three million, two hundred fifty-three thousand, four hundred fifty-five".