14376991 has 4 divisors (see below), whose sum is σ = 14509000. Its totient is φ = 14244984.

The previous prime is 14376983. The next prime is 14376997. The reversal of 14376991 is 19967341.

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

It is a cyclic number.

It is not a de Polignac number, because 14376991 - 2³ = 14376983 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14376997) 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 3 ways as a sum of consecutive naturals, for example, 65841 + ... + 66058.

It is an arithmetic number, because the mean of its divisors is an integer number (3627250).

Almost surely, 2^14376991 is an apocalyptic number.

14376991 is a deficient number, since it is larger than the sum of its proper divisors (132009).

14376991 is a wasteful number, since it uses less digits than its factorization.

14376991 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132008.

The product of its digits is 40824, while the sum is 40.

The square root of 14376991 is about 3791.7002782393. The cubic root of 14376991 is about 243.1584316849.

The spelling of 14376991 in words is "fourteen million, three hundred seventy-six thousand, nine hundred ninety-one".