553662143 has 2 divisors, whose sum is σ = 553662144. Its totient is φ = 553662142.

The previous prime is 553662091. The next prime is 553662157. The reversal of 553662143 is 341266355.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 553662143 - 2⁶ = 553662079 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (553662173) 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, 276831071 + 276831072.

It is an arithmetic number, because the mean of its divisors is an integer number (276831072).

Almost surely, 2^553662143 is an apocalyptic number.

553662143 is a deficient number, since it is larger than the sum of its proper divisors (1).

553662143 is an equidigital number, since it uses as much as digits as its factorization.

553662143 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 64800, while the sum is 35.

The square root of 553662143 is about 23530.0264130748. The cubic root of 553662143 is about 821.1357170811.

The spelling of 553662143 in words is "five hundred fifty-three million, six hundred sixty-two thousand, one hundred forty-three".