517953463 has 2 divisors, whose sum is σ = 517953464. Its totient is φ = 517953462.

The previous prime is 517953437. The next prime is 517953479. The reversal of 517953463 is 364359715.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-517953463 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (517953493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 258976731 + 258976732.

It is an arithmetic number, because the mean of its divisors is an integer number (258976732).

Almost surely, 2^517953463 is an apocalyptic number.

517953463 is a deficient number, since it is larger than the sum of its proper divisors (1).

517953463 is an equidigital number, since it uses as much as digits as its factorization.

517953463 is an evil number, because the sum of its binary digits is even.

The product of its digits is 340200, while the sum is 43.

The square root of 517953463 is about 22758.5909713233. The cubic root of 517953463 is about 803.0888206143.

The spelling of 517953463 in words is "five hundred seventeen million, nine hundred fifty-three thousand, four hundred sixty-three".