555953 has 2 divisors, whose sum is σ = 555954. Its totient is φ = 555952.

The previous prime is 555941. The next prime is 555967. The reversal of 555953 is 359555.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 351649 + 204304 = 593^2 + 452^2 .

It is a cyclic number.

It is not a de Polignac number, because 555953 - 2⁸ = 555697 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (555053) 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, 277976 + 277977.

It is an arithmetic number, because the mean of its divisors is an integer number (277977).

2⁵⁵⁵⁹⁵³ is an apocalyptic number.

It is an amenable number.

555953 is a deficient number, since it is larger than the sum of its proper divisors (1).

555953 is an equidigital number, since it uses as much as digits as its factorization.

555953 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16875, while the sum is 32.

The square root of 555953 is about 745.6225586716. The cubic root of 555953 is about 82.2266681171.

Adding to 555953 its sum of digits (32), we get a triangular number (555985 = T₁₀₅₄).

The spelling of 555953 in words is "five hundred fifty-five thousand, nine hundred fifty-three".