516953453 has 2 divisors, whose sum is σ = 516953454. Its totient is φ = 516953452.

The previous prime is 516953443. The next prime is 516953477. The reversal of 516953453 is 354359615.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 473367049 + 43586404 = 21757^2 + 6602^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-516953453 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 516953453.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (516953443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 258476726 + 258476727.

It is an arithmetic number, because the mean of its divisors is an integer number (258476727).

Almost surely, 2^516953453 is an apocalyptic number.

It is an amenable number.

516953453 is a deficient number, since it is larger than the sum of its proper divisors (1).

516953453 is an equidigital number, since it uses as much as digits as its factorization.

516953453 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 243000, while the sum is 41.

The square root of 516953453 is about 22736.6104114048. The cubic root of 516953453 is about 802.5716478636.

The spelling of 516953453 in words is "five hundred sixteen million, nine hundred fifty-three thousand, four hundred fifty-three".