14601989 has 2 divisors, whose sum is σ = 14601990. Its totient is φ = 14601988.

The previous prime is 14601953. The next prime is 14602009. The reversal of 14601989 is 98910641.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13380964 + 1221025 = 3658^2 + 1105^2 .

It is a cyclic number.

It is not a de Polignac number, because 14601989 - 2²⁰ = 13553413 is a prime.

It is a super-2 number, since 2×14601989² = 426436165512242, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14601919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7300994 + 7300995.

It is an arithmetic number, because the mean of its divisors is an integer number (7300995).

Almost surely, 2^14601989 is an apocalyptic number.

It is an amenable number.

14601989 is a deficient number, since it is larger than the sum of its proper divisors (1).

14601989 is an equidigital number, since it uses as much as digits as its factorization.

14601989 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15552, while the sum is 38.

The square root of 14601989 is about 3821.2548985903. The cubic root of 14601989 is about 244.4203372385.

The spelling of 14601989 in words is "fourteen million, six hundred one thousand, nine hundred eighty-nine".