557246453 has 2 divisors, whose sum is σ = 557246454. Its totient is φ = 557246452.

The previous prime is 557246423. The next prime is 557246509. The reversal of 557246453 is 354642755.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 516516529 + 40729924 = 22727^2 + 6382^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-557246453 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 557246453.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (557246423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 278623226 + 278623227.

It is an arithmetic number, because the mean of its divisors is an integer number (278623227).

Almost surely, 2^557246453 is an apocalyptic number.

It is an amenable number.

557246453 is a deficient number, since it is larger than the sum of its proper divisors (1).

557246453 is an equidigital number, since it uses as much as digits as its factorization.

557246453 is an evil number, because the sum of its binary digits is even.

The product of its digits is 504000, while the sum is 41.

The square root of 557246453 is about 23606.0681393577. The cubic root of 557246453 is about 822.9038690624.

It can be divided in two parts, 5572 and 46453, that added together give a palindrome (52025).

The spelling of 557246453 in words is "five hundred fifty-seven million, two hundred forty-six thousand, four hundred fifty-three".