5555903 has 4 divisors (see below), whose sum is σ = 5797488. Its totient is φ = 5314320.

The previous prime is 5555897. The next prime is 5555929. The reversal of 5555903 is 3095555.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3095555 = 5 ⋅619111.

It is a cyclic number.

It is not a de Polignac number, because 5555903 - 2¹² = 5551807 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5555903.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5555983) 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, 120758 + ... + 120803.

It is an arithmetic number, because the mean of its divisors is an integer number (1449372).

Almost surely, 2^5555903 is an apocalyptic number.

5555903 is a deficient number, since it is larger than the sum of its proper divisors (241585).

5555903 is a wasteful number, since it uses less digits than its factorization.

5555903 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 241584.

The product of its (nonzero) digits is 16875, while the sum is 32.

The square root of 5555903 is about 2357.0963068997. The cubic root of 5555903 is about 177.1134536016.

The spelling of 5555903 in words is "five million, five hundred fifty-five thousand, nine hundred three".