551119743 has 12 divisors (see below), whose sum is σ = 796820440. Its totient is φ = 367063056.

The previous prime is 551119739. The next prime is 551119781. The reversal of 551119743 is 347911155.

It is a happy number.

551119743 is a `hidden beast` number, since 551 + 11 + 97 + 4 + 3 = 666.

It is not a de Polignac number, because 551119743 - 2² = 551119739 is a prime.

It is a super-2 number, since 2×551119743² = 607465942248772098, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 551119698 and 551119707.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (551119703) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19021 + ... + 38262.

Almost surely, 2^551119743 is an apocalyptic number.

551119743 is a deficient number, since it is larger than the sum of its proper divisors (245700697).

551119743 is a wasteful number, since it uses less digits than its factorization.

551119743 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58358 (or 58355 counting only the distinct ones).

The product of its digits is 18900, while the sum is 36.

The square root of 551119743 is about 23475.9396617047. The cubic root of 551119743 is about 819.8769114272.

The spelling of 551119743 in words is "five hundred fifty-one million, one hundred nineteen thousand, seven hundred forty-three".