55459503 has 36 divisors (see below), whose sum is σ = 88967424. Its totient is φ = 33264000.

The previous prime is 55459493. The next prime is 55459507. The reversal of 55459503 is 30595455.

55459503 is a `hidden beast` number, since 554 + 59 + 50 + 3 = 666.

It is not a de Polignac number, because 55459503 - 2²⁵ = 21905071 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55459507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 138103 + ... + 138503.

Almost surely, 2^55459503 is an apocalyptic number.

55459503 is a deficient number, since it is larger than the sum of its proper divisors (33507921).

55459503 is a wasteful number, since it uses less digits than its factorization.

55459503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 556 (or 542 counting only the distinct ones).

The product of its (nonzero) digits is 67500, while the sum is 36.

The square root of 55459503 is about 7447.1137362068. The cubic root of 55459503 is about 381.3513818709.

The spelling of 55459503 in words is "fifty-five million, four hundred fifty-nine thousand, five hundred three".