555253243 has 2 divisors, whose sum is σ = 555253244. Its totient is φ = 555253242.

The previous prime is 555253229. The next prime is 555253267. The reversal of 555253243 is 342352555.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-555253243 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 555253199 and 555253208.

It is not a weakly prime, because it can be changed into another prime (555253273) 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, 277626621 + 277626622.

It is an arithmetic number, because the mean of its divisors is an integer number (277626622).

Almost surely, 2^555253243 is an apocalyptic number.

555253243 is a deficient number, since it is larger than the sum of its proper divisors (1).

555253243 is an equidigital number, since it uses as much as digits as its factorization.

555253243 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 90000, while the sum is 34.

The square root of 555253243 is about 23563.8121491409. The cubic root of 555253243 is about 821.9215510131.

The spelling of 555253243 in words is "five hundred fifty-five million, two hundred fifty-three thousand, two hundred forty-three".