551056003 has 8 divisors (see below), whose sum is σ = 583679088. Its totient is φ = 518456064.

The previous prime is 551056001. The next prime is 551056019. The reversal of 551056003 is 300650155.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 551056003 - 2¹ = 551056001 is a prime.

It is not an unprimeable number, because it can be changed into a prime (551056001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78100 + ... + 84862.

It is an arithmetic number, because the mean of its divisors is an integer number (72959886).

Almost surely, 2^551056003 is an apocalyptic number.

551056003 is a deficient number, since it is larger than the sum of its proper divisors (32623085).

551056003 is a wasteful number, since it uses less digits than its factorization.

551056003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11573.

The product of its (nonzero) digits is 2250, while the sum is 25.

The square root of 551056003 is about 23474.5820623073. The cubic root of 551056003 is about 819.8453024651.

The spelling of 551056003 in words is "five hundred fifty-one million, fifty-six thousand, three".