555555412303 has 2 divisors, whose sum is σ = 555555412304. Its totient is φ = 555555412302.

The previous prime is 555555412297. The next prime is 555555412351. The reversal of 555555412303 is 303214555555.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 555555412303 - 2²⁹ = 555018541391 is a prime.

It is a super-2 number, since 2×555555412303² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 555555412303.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (555555412403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 277777706151 + 277777706152.

It is an arithmetic number, because the mean of its divisors is an integer number (277777706152).

Almost surely, 2^555555412303 is an apocalyptic number.

555555412303 is a deficient number, since it is larger than the sum of its proper divisors (1).

555555412303 is an equidigital number, since it uses as much as digits as its factorization.

555555412303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1125000, while the sum is 43.

Adding to 555555412303 its reverse (303214555555), we get a palindrome (858769967858).

The spelling of 555555412303 in words is "five hundred fifty-five billion, five hundred fifty-five million, four hundred twelve thousand, three hundred three".