555853 has 2 divisors, whose sum is σ = 555854. Its totient is φ = 555852.

The previous prime is 555829. The next prime is 555857. The reversal of 555853 is 358555.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 522729 + 33124 = 723^2 + 182^2 .

It is a cyclic number.

It is not a de Polignac number, because 555853 - 2¹³ = 547661 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (555857) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 277926 + 277927.

It is an arithmetic number, because the mean of its divisors is an integer number (277927).

2⁵⁵⁵⁸⁵³ is an apocalyptic number.

It is an amenable number.

555853 is a deficient number, since it is larger than the sum of its proper divisors (1).

555853 is an equidigital number, since it uses as much as digits as its factorization.

555853 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15000, while the sum is 31.

The square root of 555853 is about 745.5554975989. Note that the first 3 decimals coincide. The cubic root of 555853 is about 82.2217377484.

The spelling of 555853 in words is "five hundred fifty-five thousand, eight hundred fifty-three".