14013729 has 20 divisors (see below), whose sum is σ = 22167684. Its totient is φ = 8792064.

The previous prime is 14013721. The next prime is 14013733. The reversal of 14013729 is 92731041.

14013729 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 10093329 + 3920400 = 3177^2 + 1980^2 .

It is not a de Polignac number, because 14013729 - 2³ = 14013721 is a prime.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (14013721) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 3712 + ... + 6465.

Almost surely, 2^14013729 is an apocalyptic number.

It is an amenable number.

14013729 is a deficient number, since it is larger than the sum of its proper divisors (8153955).

14013729 is a wasteful number, since it uses less digits than its factorization.

14013729 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10206 (or 10197 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 27.

The square root of 14013729 is about 3743.4915520140. The cubic root of 14013729 is about 241.0929836388.

The spelling of 14013729 in words is "fourteen million, thirteen thousand, seven hundred twenty-nine".