553542973 has 2 divisors, whose sum is σ = 553542974. Its totient is φ = 553542972.

The previous prime is 553542959. The next prime is 553543027. The reversal of 553542973 is 379245355.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 455096889 + 98446084 = 21333^2 + 9922^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-553542973 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (553548973) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 276771486 + 276771487.

It is an arithmetic number, because the mean of its divisors is an integer number (276771487).

Almost surely, 2^553542973 is an apocalyptic number.

It is an amenable number.

553542973 is a deficient number, since it is larger than the sum of its proper divisors (1).

553542973 is an equidigital number, since it uses as much as digits as its factorization.

553542973 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 567000, while the sum is 43.

The square root of 553542973 is about 23527.4939804476. The cubic root of 553542973 is about 821.0767992216.

The spelling of 553542973 in words is "five hundred fifty-three million, five hundred forty-two thousand, nine hundred seventy-three".