14735681 has 2 divisors, whose sum is σ = 14735682. Its totient is φ = 14735680.

The previous prime is 14735671. The next prime is 14735711. The reversal of 14735681 is 18653741.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12845056 + 1890625 = 3584^2 + 1375^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14735681 is a prime.

It is a super-2 number, since 2×14735681² = 434280589067522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (14735671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7367840 + 7367841.

It is an arithmetic number, because the mean of its divisors is an integer number (7367841).

Almost surely, 2^14735681 is an apocalyptic number.

It is an amenable number.

14735681 is a deficient number, since it is larger than the sum of its proper divisors (1).

14735681 is an equidigital number, since it uses as much as digits as its factorization.

14735681 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20160, while the sum is 35.

The square root of 14735681 is about 3838.7082462724. The cubic root of 14735681 is about 245.1640217786.

The spelling of 14735681 in words is "fourteen million, seven hundred thirty-five thousand, six hundred eighty-one".