14195891 has 8 divisors (see below), whose sum is σ = 14802480. Its totient is φ = 13601952.

The previous prime is 14195887. The next prime is 14195897. The reversal of 14195891 is 19859141.

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 14195891 - 2² = 14195887 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14195897) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 836 + ... + 5393.

It is an arithmetic number, because the mean of its divisors is an integer number (1850310).

Almost surely, 2^14195891 is an apocalyptic number.

14195891 is a deficient number, since it is larger than the sum of its proper divisors (606589).

14195891 is an equidigital number, since it uses as much as digits as its factorization.

14195891 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6325.

The product of its digits is 12960, while the sum is 38.

The square root of 14195891 is about 3767.7434891457. The cubic root of 14195891 is about 242.1331314461.

The spelling of 14195891 in words is "fourteen million, one hundred ninety-five thousand, eight hundred ninety-one".