551297 has 2 divisors, whose sum is σ = 551298. Its totient is φ = 551296.

The previous prime is 551281. The next prime is 551311. The reversal of 551297 is 792155.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 361201 + 190096 = 601^2 + 436^2 .

It is a cyclic number.

It is not a de Polignac number, because 551297 - 2⁴ = 551281 is a prime.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 551297.

It is not a weakly prime, because it can be changed into another prime (551207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275648 + 275649.

It is an arithmetic number, because the mean of its divisors is an integer number (275649).

2⁵⁵¹²⁹⁷ is an apocalyptic number.

It is an amenable number.

551297 is a deficient number, since it is larger than the sum of its proper divisors (1).

551297 is an equidigital number, since it uses as much as digits as its factorization.

551297 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3150, while the sum is 29.

The square root of 551297 is about 742.4937710176. The cubic root of 551297 is about 81.9964801186.

It can be divided in two parts, 551 and 297, that added together give a palindrome (848).

The spelling of 551297 in words is "five hundred fifty-one thousand, two hundred ninety-seven".