517499413 has 2 divisors, whose sum is σ = 517499414. Its totient is φ = 517499412.

The previous prime is 517499377. The next prime is 517499449. The reversal of 517499413 is 314994715.

It is a balanced prime because it is at equal distance from previous prime (517499377) and next prime (517499449).

It can be written as a sum of positive squares in only one way, i.e., 304397809 + 213101604 = 17447^2 + 14598^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-517499413 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 517499413.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (517499483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 258749706 + 258749707.

It is an arithmetic number, because the mean of its divisors is an integer number (258749707).

Almost surely, 2^517499413 is an apocalyptic number.

It is an amenable number.

517499413 is a deficient number, since it is larger than the sum of its proper divisors (1).

517499413 is an equidigital number, since it uses as much as digits as its factorization.

517499413 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 136080, while the sum is 43.

The square root of 517499413 is about 22748.6134302731. The cubic root of 517499413 is about 802.8540832564.

The spelling of 517499413 in words is "five hundred seventeen million, four hundred ninety-nine thousand, four hundred thirteen".