460546781 has 2 divisors, whose sum is σ = 460546782. Its totient is φ = 460546780.

The previous prime is 460546771. The next prime is 460546789. The reversal of 460546781 is 187645064.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 459244900 + 1301881 = 21430^2 + 1141^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-460546781 is a prime.

It is a super-2 number, since 2×460546781² = 424206674978923922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (460546789) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 230273390 + 230273391.

It is an arithmetic number, because the mean of its divisors is an integer number (230273391).

Almost surely, 2^460546781 is an apocalyptic number.

It is an amenable number.

460546781 is a deficient number, since it is larger than the sum of its proper divisors (1).

460546781 is an equidigital number, since it uses as much as digits as its factorization.

460546781 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 161280, while the sum is 41.

The square root of 460546781 is about 21460.3537016518. The cubic root of 460546781 is about 772.2500001310.

The spelling of 460546781 in words is "four hundred sixty million, five hundred forty-six thousand, seven hundred eighty-one".