555797009 has 2 divisors, whose sum is σ = 555797010. Its totient is φ = 555797008.

The previous prime is 555796993. The next prime is 555797071. The reversal of 555797009 is 900797555.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 555780625 + 16384 = 23575^2 + 128^2 .

It is a cyclic number.

It is not a de Polignac number, because 555797009 - 2⁴ = 555796993 is a prime.

It is not a weakly prime, because it can be changed into another prime (555797089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 277898504 + 277898505.

It is an arithmetic number, because the mean of its divisors is an integer number (277898505).

Almost surely, 2^555797009 is an apocalyptic number.

It is an amenable number.

555797009 is a deficient number, since it is larger than the sum of its proper divisors (1).

555797009 is an equidigital number, since it uses as much as digits as its factorization.

555797009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 496125, while the sum is 47.

The square root of 555797009 is about 23575.3474841836. The cubic root of 555797009 is about 822.1897692741.

The spelling of 555797009 in words is "five hundred fifty-five million, seven hundred ninety-seven thousand, nine".