14097891 has 8 divisors (see below), whose sum is σ = 19255824. Its totient is φ = 9169280.

The previous prime is 14097877. The next prime is 14097899. The reversal of 14097891 is 19879041.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 14097891 - 2⁷ = 14097763 is a prime.

It is not an unprimeable number, because it can be changed into a prime (14097899) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57186 + ... + 57431.

It is an arithmetic number, because the mean of its divisors is an integer number (2406978).

Almost surely, 2^14097891 is an apocalyptic number.

14097891 is a deficient number, since it is larger than the sum of its proper divisors (5157933).

14097891 is a wasteful number, since it uses less digits than its factorization.

14097891 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114661.

The product of its (nonzero) digits is 18144, while the sum is 39.

The square root of 14097891 is about 3754.7158347870. The cubic root of 14097891 is about 241.5746632476.

The spelling of 14097891 in words is "fourteen million, ninety-seven thousand, eight hundred ninety-one".