55382003 has 4 divisors (see below), whose sum is σ = 55619928. Its totient is φ = 55144080.

The previous prime is 55381993. The next prime is 55382011. The reversal of 55382003 is 30028355.

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

It is a cyclic number.

It is not a de Polignac number, because 55382003 - 2⁴ = 55381987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55382203) 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, 118613 + ... + 119078.

It is an arithmetic number, because the mean of its divisors is an integer number (13904982).

Almost surely, 2^55382003 is an apocalyptic number.

55382003 is a deficient number, since it is larger than the sum of its proper divisors (237925).

55382003 is a wasteful number, since it uses less digits than its factorization.

55382003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237924.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 55382003 is about 7441.9085589652. The cubic root of 55382003 is about 381.1736635483.

The spelling of 55382003 in words is "fifty-five million, three hundred eighty-two thousand, three".