14013681 has 16 divisors (see below), whose sum is σ = 20471808. Its totient is φ = 8456400.

The previous prime is 14013679. The next prime is 14013689. The reversal of 14013681 is 18631041.

It is not a de Polignac number, because 14013681 - 2¹ = 14013679 is a prime.

It is a super-2 number, since 2×14013681² = 392766510339522, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (14013689) 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, 8160 + ... + 9726.

It is an arithmetic number, because the mean of its divisors is an integer number (1279488).

Almost surely, 2^14013681 is an apocalyptic number.

14013681 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

14013681 is a deficient number, since it is larger than the sum of its proper divisors (6458127).

14013681 is a wasteful number, since it uses less digits than its factorization.

14013681 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1852.

The product of its (nonzero) digits is 576, while the sum is 24.

The square root of 14013681 is about 3743.4851408814. The cubic root of 14013681 is about 241.0927083735.

The spelling of 14013681 in words is "fourteen million, thirteen thousand, six hundred eighty-one".