1334662681 has 16 divisors (see below), whose sum is σ = 1503836928. Its totient is φ = 1173992400.

The previous prime is 1334662633. The next prime is 1334662717. The reversal of 1334662681 is 1862664331.

It is a cyclic number.

It is not a de Polignac number, because 1334662681 - 2⁹ = 1334662169 is a prime.

It is a super-2 number, since 2×1334662681² = 3562648944108215522, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1334662081) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37426 + ... + 63796.

It is an arithmetic number, because the mean of its divisors is an integer number (93989808).

Almost surely, 2^1334662681 is an apocalyptic number.

1334662681 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1334662681 is a deficient number, since it is larger than the sum of its proper divisors (169174247).

1334662681 is a wasteful number, since it uses less digits than its factorization.

1334662681 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26532.

The product of its digits is 124416, while the sum is 40.

The square root of 1334662681 is about 36533.0354747590. The cubic root of 1334662681 is about 1101.0080789089.

The spelling of 1334662681 in words is "one billion, three hundred thirty-four million, six hundred sixty-two thousand, six hundred eighty-one".