14113691 has 4 divisors (see below), whose sum is σ = 14600400. Its totient is φ = 13626984.

The previous prime is 14113663. The next prime is 14113733. The reversal of 14113691 is 19631141.

It is a semiprime because it is the product of two primes.

It is a de Polignac number, because none of the positive numbers 2^k-14113691 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 14113691.

It is not an unprimeable number, because it can be changed into a prime (14113291) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 243311 + ... + 243368.

It is an arithmetic number, because the mean of its divisors is an integer number (3650100).

Almost surely, 2^14113691 is an apocalyptic number.

14113691 is a deficient number, since it is larger than the sum of its proper divisors (486709).

14113691 is an equidigital number, since it uses as much as digits as its factorization.

14113691 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 486708.

The product of its digits is 648, while the sum is 26.

The square root of 14113691 is about 3756.8192663475. The cubic root of 14113691 is about 241.6648766151.

The spelling of 14113691 in words is "fourteen million, one hundred thirteen thousand, six hundred ninety-one".