513079319 has 2 divisors, whose sum is σ = 513079320. Its totient is φ = 513079318.

The previous prime is 513079291. The next prime is 513079321. The reversal of 513079319 is 913970315.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 513079319 - 2¹² = 513075223 is a prime.

It is a super-2 number, since 2×513079319² = 526500775171007522, which contains 22 as substring.

Together with 513079321, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (513079519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 256539659 + 256539660.

It is an arithmetic number, because the mean of its divisors is an integer number (256539660).

Almost surely, 2^513079319 is an apocalyptic number.

513079319 is a deficient number, since it is larger than the sum of its proper divisors (1).

513079319 is an equidigital number, since it uses as much as digits as its factorization.

513079319 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25515, while the sum is 38.

The square root of 513079319 is about 22651.2542478336. The cubic root of 513079319 is about 800.5617507653.

The spelling of 513079319 in words is "five hundred thirteen million, seventy-nine thousand, three hundred nineteen".