14503994 has 4 divisors (see below), whose sum is σ = 21755994. Its totient is φ = 7251996.

The previous prime is 14503991. The next prime is 14503999. The reversal of 14503994 is 49930541.

14503994 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in only one way, i.e., 12694969 + 1809025 = 3563^2 + 1345^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (14503991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3625997 + ... + 3626000.

Almost surely, 2^14503994 is an apocalyptic number.

14503994 is a deficient number, since it is larger than the sum of its proper divisors (7252000).

14503994 is an equidigital number, since it uses as much as digits as its factorization.

14503994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7251999.

The product of its (nonzero) digits is 19440, while the sum is 35.

The square root of 14503994 is about 3808.4109547159. The cubic root of 14503994 is about 243.8723353475.

The spelling of 14503994 in words is "fourteen million, five hundred three thousand, nine hundred ninety-four".