513351497 has 2 divisors, whose sum is σ = 513351498. Its totient is φ = 513351496.

The previous prime is 513351473. The next prime is 513351551. The reversal of 513351497 is 794153315.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 496220176 + 17131321 = 22276^2 + 4139^2 .

It is a cyclic number.

It is not a de Polignac number, because 513351497 - 2¹⁰ = 513350473 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 513351497.

It is not a weakly prime, because it can be changed into another prime (513351407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 256675748 + 256675749.

It is an arithmetic number, because the mean of its divisors is an integer number (256675749).

Almost surely, 2^513351497 is an apocalyptic number.

It is an amenable number.

513351497 is a deficient number, since it is larger than the sum of its proper divisors (1).

513351497 is an equidigital number, since it uses as much as digits as its factorization.

513351497 is an evil number, because the sum of its binary digits is even.

The product of its digits is 56700, while the sum is 38.

The square root of 513351497 is about 22657.2614629394. The cubic root of 513351497 is about 800.7032862419.

The spelling of 513351497 in words is "five hundred thirteen million, three hundred fifty-one thousand, four hundred ninety-seven".