13894197 has 4 divisors (see below), whose sum is σ = 18525600. Its totient is φ = 9262796.

The previous prime is 13894193. The next prime is 13894201. The reversal of 13894197 is 79149831.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (13894193) and next prime (13894201).

It is a cyclic number.

It is not a de Polignac number, because 13894197 - 2² = 13894193 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13894193) 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, 2315697 + ... + 2315702.

It is an arithmetic number, because the mean of its divisors is an integer number (4631400).

Almost surely, 2^13894197 is an apocalyptic number.

It is an amenable number.

13894197 is a deficient number, since it is larger than the sum of its proper divisors (4631403).

13894197 is an equidigital number, since it uses as much as digits as its factorization.

13894197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4631402.

The product of its digits is 54432, while the sum is 42.

The square root of 13894197 is about 3727.4920523054. The cubic root of 13894197 is about 240.4055469681.

The spelling of 13894197 in words is "thirteen million, eight hundred ninety-four thousand, one hundred ninety-seven".