460878961 has 2 divisors, whose sum is σ = 460878962. Its totient is φ = 460878960.

The previous prime is 460878949. The next prime is 460878983. The reversal of 460878961 is 169878064.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 304153600 + 156725361 = 17440^2 + 12519^2 .

It is a cyclic number.

It is not a de Polignac number, because 460878961 - 2¹⁹ = 460354673 is a prime.

It is not a weakly prime, because it can be changed into another prime (460878931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 230439480 + 230439481.

It is an arithmetic number, because the mean of its divisors is an integer number (230439481).

Almost surely, 2^460878961 is an apocalyptic number.

It is an amenable number.

460878961 is a deficient number, since it is larger than the sum of its proper divisors (1).

460878961 is an equidigital number, since it uses as much as digits as its factorization.

460878961 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 580608, while the sum is 49.

The square root of 460878961 is about 21468.0916944194. The cubic root of 460878961 is about 772.4356232246.

The spelling of 460878961 in words is "four hundred sixty million, eight hundred seventy-eight thousand, nine hundred sixty-one".