513297319 has 2 divisors, whose sum is σ = 513297320. Its totient is φ = 513297318.

The previous prime is 513297313. The next prime is 513297347. The reversal of 513297319 is 913792315.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 513297319 - 2⁹ = 513296807 is a prime.

It is a super-2 number, since 2×513297319² = 526948275385175522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (513297313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 256648659 + 256648660.

It is an arithmetic number, because the mean of its divisors is an integer number (256648660).

Almost surely, 2^513297319 is an apocalyptic number.

513297319 is a deficient number, since it is larger than the sum of its proper divisors (1).

513297319 is an equidigital number, since it uses as much as digits as its factorization.

513297319 is an evil number, because the sum of its binary digits is even.

The product of its digits is 51030, while the sum is 40.

The square root of 513297319 is about 22656.0658323549. The cubic root of 513297319 is about 800.6751170900.

The spelling of 513297319 in words is "five hundred thirteen million, two hundred ninety-seven thousand, three hundred nineteen".