14064989 has 4 divisors (see below), whose sum is σ = 14077500. Its totient is φ = 14052480.

The previous prime is 14064961. The next prime is 14064991. The reversal of 14064989 is 98946041.

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

It can be written as a sum of positive squares in 2 ways, for example, as 11002489 + 3062500 = 3317^2 + 1750^2 .

It is a cyclic number.

It is not a de Polignac number, because 14064989 - 2⁸ = 14064733 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 (14064949) 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, 4382 + ... + 6879.

It is an arithmetic number, because the mean of its divisors is an integer number (3519375).

Almost surely, 2^14064989 is an apocalyptic number.

It is an amenable number.

14064989 is a deficient number, since it is larger than the sum of its proper divisors (12511).

14064989 is a wasteful number, since it uses less digits than its factorization.

14064989 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12510.

The product of its (nonzero) digits is 62208, while the sum is 41.

The square root of 14064989 is about 3750.3318519832. The cubic root of 14064989 is about 241.3865859221.

The spelling of 14064989 in words is "fourteen million, sixty-four thousand, nine hundred eighty-nine".