551245325303 has 2 divisors, whose sum is σ = 551245325304. Its totient is φ = 551245325302.

The previous prime is 551245325263. The next prime is 551245325329. The reversal of 551245325303 is 303523542155.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 551245325303 - 2²⁰ = 551244276727 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (551245325363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275622662651 + 275622662652.

It is an arithmetic number, because the mean of its divisors is an integer number (275622662652).

Almost surely, 2^551245325303 is an apocalyptic number.

551245325303 is a deficient number, since it is larger than the sum of its proper divisors (1).

551245325303 is an equidigital number, since it uses as much as digits as its factorization.

551245325303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 270000, while the sum is 38.

Adding to 551245325303 its reverse (303523542155), we get a palindrome (854768867458).

The spelling of 551245325303 in words is "five hundred fifty-one billion, two hundred forty-five million, three hundred twenty-five thousand, three hundred three".