14928231091 has 4 divisors (see below), whose sum is σ = 14928685992. Its totient is φ = 14927776192.

The previous prime is 14928231067. The next prime is 14928231103. The reversal of 14928231091 is 19013282941.

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 14928231091 - 2⁷ = 14928230963 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14928231491) 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, 174046 + ... + 245251.

It is an arithmetic number, because the mean of its divisors is an integer number (3732171498).

Almost surely, 2^14928231091 is an apocalyptic number.

14928231091 is a deficient number, since it is larger than the sum of its proper divisors (454901).

14928231091 is an equidigital number, since it uses as much as digits as its factorization.

14928231091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 454900.

The product of its (nonzero) digits is 31104, while the sum is 40.

The spelling of 14928231091 in words is "fourteen billion, nine hundred twenty-eight million, two hundred thirty-one thousand, ninety-one".