14397906191 has 8 divisors (see below), whose sum is σ = 14550441984. Its totient is φ = 14245615800.

The previous prime is 14397906179. The next prime is 14397906199. The reversal of 14397906191 is 19160979341.

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 a de Polignac number, because none of the positive numbers 2^k-14397906191 is a prime.

It is a super-2 number, since 2×14397906191² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14397906199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57830 + ... + 179276.

It is an arithmetic number, because the mean of its divisors is an integer number (1818805248).

Almost surely, 2^14397906191 is an apocalyptic number.

14397906191 is a deficient number, since it is larger than the sum of its proper divisors (152535793).

14397906191 is a wasteful number, since it uses less digits than its factorization.

14397906191 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122701.

The product of its (nonzero) digits is 367416, while the sum is 50.

The spelling of 14397906191 in words is "fourteen billion, three hundred ninety-seven million, nine hundred six thousand, one hundred ninety-one".