557520433 has 2 divisors, whose sum is σ = 557520434. Its totient is φ = 557520432.

The previous prime is 557520427. The next prime is 557520443. The reversal of 557520433 is 334025755.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 549808704 + 7711729 = 23448^2 + 2777^2 .

It is a cyclic number.

It is not a de Polignac number, because 557520433 - 2¹⁷ = 557389361 is a prime.

It is not a weakly prime, because it can be changed into another prime (557520443) 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, 278760216 + 278760217.

It is an arithmetic number, because the mean of its divisors is an integer number (278760217).

Almost surely, 2^557520433 is an apocalyptic number.

It is an amenable number.

557520433 is a deficient number, since it is larger than the sum of its proper divisors (1).

557520433 is an equidigital number, since it uses as much as digits as its factorization.

557520433 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 63000, while the sum is 34.

The square root of 557520433 is about 23611.8705951053. The cubic root of 557520433 is about 823.0387120094.

The spelling of 557520433 in words is "five hundred fifty-seven million, five hundred twenty thousand, four hundred thirty-three".