14451661 has 4 divisors (see below), whose sum is σ = 16516192. Its totient is φ = 12387132.

The previous prime is 14451653. The next prime is 14451677. The reversal of 14451661 is 16615441.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 14451661 - 2³ = 14451653 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14451631) 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, 1032255 + ... + 1032268.

It is an arithmetic number, because the mean of its divisors is an integer number (4129048).

Almost surely, 2^14451661 is an apocalyptic number.

It is an amenable number.

14451661 is a deficient number, since it is larger than the sum of its proper divisors (2064531).

14451661 is an equidigital number, since it uses as much as digits as its factorization.

14451661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2064530.

The product of its digits is 2880, while the sum is 28.

The square root of 14451661 is about 3801.5340324664. The cubic root of 14451661 is about 243.5786702222.

The spelling of 14451661 in words is "fourteen million, four hundred fifty-one thousand, six hundred sixty-one".