14949989 has 2 divisors, whose sum is σ = 14949990. Its totient is φ = 14949988.

The previous prime is 14949971. The next prime is 14949997. The reversal of 14949989 is 98994941.

14949989 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13468900 + 1481089 = 3670^2 + 1217^2 .

It is a cyclic number.

It is not a de Polignac number, because 14949989 - 2⁸ = 14949733 is a prime.

It is a super-2 number, since 2×14949989² = 447004342200242, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 14949989.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14949929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7474994 + 7474995.

It is an arithmetic number, because the mean of its divisors is an integer number (7474995).

Almost surely, 2^14949989 is an apocalyptic number.

It is an amenable number.

14949989 is a deficient number, since it is larger than the sum of its proper divisors (1).

14949989 is an equidigital number, since it uses as much as digits as its factorization.

14949989 is an evil number, because the sum of its binary digits is even.

The product of its digits is 839808, while the sum is 53.

The square root of 14949989 is about 3866.5215633693. The cubic root of 14949989 is about 246.3468184140.

The spelling of 14949989 in words is "fourteen million, nine hundred forty-nine thousand, nine hundred eighty-nine".