553961959 has 2 divisors, whose sum is σ = 553961960. Its totient is φ = 553961958.

The previous prime is 553961953. The next prime is 553961977. The reversal of 553961959 is 959169355.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 553961959 - 2¹⁵ = 553929191 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (553961953) 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 as a sum of consecutive naturals, namely, 276980979 + 276980980.

It is an arithmetic number, because the mean of its divisors is an integer number (276980980).

Almost surely, 2^553961959 is an apocalyptic number.

553961959 is a deficient number, since it is larger than the sum of its proper divisors (1).

553961959 is an equidigital number, since it uses as much as digits as its factorization.

553961959 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1640250, while the sum is 52.

The square root of 553961959 is about 23536.3964743968. The cubic root of 553961959 is about 821.2839092619.

The spelling of 553961959 in words is "five hundred fifty-three million, nine hundred sixty-one thousand, nine hundred fifty-nine".