460561081 has 4 divisors (see below), whose sum is σ = 462537972. Its totient is φ = 458584192.

The previous prime is 460561061. The next prime is 460561091. The reversal of 460561081 is 180165064.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 41990400 + 418570681 = 6480^2 + 20459^2 .

It is a cyclic number.

It is not a de Polignac number, because 460561081 - 2⁷ = 460560953 is a prime.

It is a super-2 number, since 2×460561081² = 424233018663777122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (460561001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 988096 + ... + 988561.

It is an arithmetic number, because the mean of its divisors is an integer number (115634493).

Almost surely, 2^460561081 is an apocalyptic number.

It is an amenable number.

460561081 is a deficient number, since it is larger than the sum of its proper divisors (1976891).

460561081 is a wasteful number, since it uses less digits than its factorization.

460561081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1976890.

The product of its (nonzero) digits is 5760, while the sum is 31.

The square root of 460561081 is about 21460.6868715799. The cubic root of 460561081 is about 772.2579928483.

The spelling of 460561081 in words is "four hundred sixty million, five hundred sixty-one thousand, eighty-one".