55435253 has 4 divisors (see below), whose sum is σ = 55468128. Its totient is φ = 55402380.

The previous prime is 55435229. The next prime is 55435273. The reversal of 55435253 is 35253455.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 55435253 - 2⁶ = 55435189 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 (55435273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13763 + ... + 17328.

It is an arithmetic number, because the mean of its divisors is an integer number (13867032).

Almost surely, 2^55435253 is an apocalyptic number.

It is an amenable number.

55435253 is a deficient number, since it is larger than the sum of its proper divisors (32875).

55435253 is a wasteful number, since it uses less digits than its factorization.

55435253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32874.

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

The square root of 55435253 is about 7445.4854106364. The cubic root of 55435253 is about 381.2957910421.

The spelling of 55435253 in words is "fifty-five million, four hundred thirty-five thousand, two hundred fifty-three".