517471349 has 2 divisors, whose sum is σ = 517471350. Its totient is φ = 517471348.

The previous prime is 517471337. The next prime is 517471387. The reversal of 517471349 is 943174715.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 289612324 + 227859025 = 17018^2 + 15095^2 .

It is a cyclic number.

It is not a de Polignac number, because 517471349 - 2⁴ = 517471333 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (517471249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 258735674 + 258735675.

It is an arithmetic number, because the mean of its divisors is an integer number (258735675).

Almost surely, 2^517471349 is an apocalyptic number.

It is an amenable number.

517471349 is a deficient number, since it is larger than the sum of its proper divisors (1).

517471349 is an equidigital number, since it uses as much as digits as its factorization.

517471349 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 105840, while the sum is 41.

The square root of 517471349 is about 22747.9965931068. The cubic root of 517471349 is about 802.8395700649.

The spelling of 517471349 in words is "five hundred seventeen million, four hundred seventy-one thousand, three hundred forty-nine".