555505253 has 4 divisors (see below), whose sum is σ = 563114988. Its totient is φ = 547895520.

The previous prime is 555505231. The next prime is 555505283. The reversal of 555505253 is 352505555.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 352505555 = 5 ⋅70501111.

It can be written as a sum of positive squares in 2 ways, for example, as 99341089 + 456164164 = 9967^2 + 21358^2 .

It is a cyclic number.

It is not a de Polignac number, because 555505253 - 2⁶ = 555505189 is a prime.

It is a super-2 number, since 2×555505253² = 617172172221188018, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (555505283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3804758 + ... + 3804903.

It is an arithmetic number, because the mean of its divisors is an integer number (140778747).

Almost surely, 2^555505253 is an apocalyptic number.

It is an amenable number.

555505253 is a deficient number, since it is larger than the sum of its proper divisors (7609735).

555505253 is an equidigital number, since it uses as much as digits as its factorization.

555505253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7609734.

The product of its (nonzero) digits is 93750, while the sum is 35.

The square root of 555505253 is about 23569.1589370516. The cubic root of 555505253 is about 822.0458793406.

The spelling of 555505253 in words is "five hundred fifty-five million, five hundred five thousand, two hundred fifty-three".