56303053 has 4 divisors (see below), whose sum is σ = 56330460. Its totient is φ = 56275648.

The previous prime is 56303021. The next prime is 56303059. The reversal of 56303053 is 35030365.

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

It can be written as a sum of positive squares in 2 ways, for example, as 29398084 + 26904969 = 5422^2 + 5187^2 .

It is a cyclic number.

It is not a de Polignac number, because 56303053 - 2⁵ = 56303021 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56303059) 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, 10348 + ... + 14821.

It is an arithmetic number, because the mean of its divisors is an integer number (14082615).

Almost surely, 2^56303053 is an apocalyptic number.

It is an amenable number.

56303053 is a deficient number, since it is larger than the sum of its proper divisors (27407).

56303053 is a wasteful number, since it uses less digits than its factorization.

56303053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27406.

The product of its (nonzero) digits is 4050, while the sum is 25.

The square root of 56303053 is about 7503.5360330980. The cubic root of 56303053 is about 383.2751376473.

The spelling of 56303053 in words is "fifty-six million, three hundred three thousand, fifty-three".