14649091 has 4 divisors (see below), whose sum is σ = 15286032. Its totient is φ = 14012152.

The previous prime is 14649079. The next prime is 14649109. The reversal of 14649091 is 19094641.

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

It is not a de Polignac number, because 14649091 - 2⁵ = 14649059 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14649001) 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, 318436 + ... + 318481.

It is an arithmetic number, because the mean of its divisors is an integer number (3821508).

Almost surely, 2^14649091 is an apocalyptic number.

14649091 is a deficient number, since it is larger than the sum of its proper divisors (636941).

14649091 is an equidigital number, since it uses as much as digits as its factorization.

14649091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 636940.

The product of its (nonzero) digits is 7776, while the sum is 34.

The square root of 14649091 is about 3827.4130950291. The cubic root of 14649091 is about 244.6828660839.

The spelling of 14649091 in words is "fourteen million, six hundred forty-nine thousand, ninety-one".