551113199 has 16 divisors (see below), whose sum is σ = 680537088. Its totient is φ = 434603232.

The previous prime is 551113181. The next prime is 551113219. The reversal of 551113199 is 991311155.

It is not a de Polignac number, because 551113199 - 2¹⁶ = 551047663 is a prime.

It is a super-2 number, since 2×551113199² = 607451516224027202, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (551113109) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18074 + ... + 37800.

It is an arithmetic number, because the mean of its divisors is an integer number (42533568).

Almost surely, 2^551113199 is an apocalyptic number.

551113199 is a deficient number, since it is larger than the sum of its proper divisors (129423889).

551113199 is a wasteful number, since it uses less digits than its factorization.

551113199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20054.

The product of its digits is 6075, while the sum is 35.

The square root of 551113199 is about 23475.8002845483. The cubic root of 551113199 is about 819.8736663395.

The spelling of 551113199 in words is "five hundred fifty-one million, one hundred thirteen thousand, one hundred ninety-nine".