5551105503 has 4 divisors (see below), whose sum is σ = 7401474008. Its totient is φ = 3700737000.

The previous prime is 5551105501. The next prime is 5551105513. The reversal of 5551105503 is 3055011555.

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

It is not a de Polignac number, because 5551105503 - 2¹ = 5551105501 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5551105501) 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, 925184248 + ... + 925184253.

It is an arithmetic number, because the mean of its divisors is an integer number (1850368502).

Almost surely, 2^5551105503 is an apocalyptic number.

5551105503 is a deficient number, since it is larger than the sum of its proper divisors (1850368505).

5551105503 is a wasteful number, since it uses less digits than its factorization.

5551105503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1850368504.

The product of its (nonzero) digits is 9375, while the sum is 30.

The square root of 5551105503 is about 74505.7414096390. The cubic root of 5551105503 is about 1770.6246003372.

The spelling of 5551105503 in words is "five billion, five hundred fifty-one million, one hundred five thousand, five hundred three".