55303051 has 4 divisors (see below), whose sum is σ = 55318312. Its totient is φ = 55287792.

The previous prime is 55303043. The next prime is 55303097. The reversal of 55303051 is 15030355.

It is a happy number.

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 is a cyclic number.

It is not a de Polignac number, because 55303051 - 2³ = 55303043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55303151) 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, 1255 + ... + 10591.

It is an arithmetic number, because the mean of its divisors is an integer number (13829578).

Almost surely, 2^55303051 is an apocalyptic number.

55303051 is a deficient number, since it is larger than the sum of its proper divisors (15261).

55303051 is an equidigital number, since it uses as much as digits as its factorization.

55303051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15260.

The product of its (nonzero) digits is 1125, while the sum is 22.

The square root of 55303051 is about 7436.6021138689. The cubic root of 55303051 is about 380.9924450203.

The spelling of 55303051 in words is "fifty-five million, three hundred three thousand, fifty-one".