513898963 has 2 divisors, whose sum is σ = 513898964. Its totient is φ = 513898962.

The previous prime is 513898951. The next prime is 513898969. The reversal of 513898963 is 369898315.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-513898963 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 513898963.

It is not a weakly prime, because it can be changed into another prime (513898969) 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, 256949481 + 256949482.

It is an arithmetic number, because the mean of its divisors is an integer number (256949482).

Almost surely, 2^513898963 is an apocalyptic number.

513898963 is a deficient number, since it is larger than the sum of its proper divisors (1).

513898963 is an equidigital number, since it uses as much as digits as its factorization.

513898963 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1399680, while the sum is 52.

The square root of 513898963 is about 22669.3397124839. The cubic root of 513898963 is about 800.9878229843.

The spelling of 513898963 in words is "five hundred thirteen million, eight hundred ninety-eight thousand, nine hundred sixty-three".