14813874991 has 4 divisors (see below), whose sum is σ = 14814848232. Its totient is φ = 14812901752.

The previous prime is 14813874931. The next prime is 14813875031. The reversal of 14813874991 is 19947831841.

It is a happy number.

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 14813874991 - 2⁷ = 14813874863 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 (14813874931) 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, 463420 + ... + 494353.

It is an arithmetic number, because the mean of its divisors is an integer number (3703712058).

Almost surely, 2^14813874991 is an apocalyptic number.

14813874991 is a deficient number, since it is larger than the sum of its proper divisors (973241).

14813874991 is an equidigital number, since it uses as much as digits as its factorization.

14813874991 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 973240.

The product of its digits is 1741824, while the sum is 55.

The spelling of 14813874991 in words is "fourteen billion, eight hundred thirteen million, eight hundred seventy-four thousand, nine hundred ninety-one".