1461046081 has 12 divisors (see below), whose sum is σ = 1611655696. Its totient is φ = 1323499320.

The previous prime is 1461046073. The next prime is 1461046109. The reversal of 1461046081 is 1806401641.

It is not a de Polignac number, because 1461046081 - 2³ = 1461046073 is a prime.

It is a super-2 number, since 2×1461046081² = 4269311301610917122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1461046051) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12910 + ... + 55576.

Almost surely, 2^1461046081 is an apocalyptic number.

1461046081 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1461046081 is a deficient number, since it is larger than the sum of its proper divisors (150609615).

1461046081 is a wasteful number, since it uses less digits than its factorization.

1461046081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42972 (or 42961 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 31.

The square root of 1461046081 is about 38223.6324935242. The cubic root of 1461046081 is about 1134.7180708285.

The spelling of 1461046081 in words is "one billion, four hundred sixty-one million, forty-six thousand, eighty-one".