551434799 has 2 divisors, whose sum is σ = 551434800. Its totient is φ = 551434798.

The previous prime is 551434787. The next prime is 551434813. The reversal of 551434799 is 997434155.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 551434799 - 2⁴ = 551434783 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (551434759) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275717399 + 275717400.

It is an arithmetic number, because the mean of its divisors is an integer number (275717400).

Almost surely, 2^551434799 is an apocalyptic number.

551434799 is a deficient number, since it is larger than the sum of its proper divisors (1).

551434799 is an equidigital number, since it uses as much as digits as its factorization.

551434799 is an evil number, because the sum of its binary digits is even.

The product of its digits is 680400, while the sum is 47.

The square root of 551434799 is about 23482.6488923205. The cubic root of 551434799 is about 820.0331133763.

The spelling of 551434799 in words is "five hundred fifty-one million, four hundred thirty-four thousand, seven hundred ninety-nine".