14158989 has 48 divisors (see below), whose sum is σ = 23716800. Its totient is φ = 8334144.

The previous prime is 14158987. The next prime is 14159017. The reversal of 14158989 is 98985141.

14158989 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 14158989 - 2¹ = 14158987 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14158987) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 132274 + ... + 132380.

It is an arithmetic number, because the mean of its divisors is an integer number (494100).

Almost surely, 2^14158989 is an apocalyptic number.

It is an amenable number.

14158989 is a deficient number, since it is larger than the sum of its proper divisors (9557811).

14158989 is a wasteful number, since it uses less digits than its factorization.

14158989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171 (or 152 counting only the distinct ones).

The product of its digits is 103680, while the sum is 45.

The square root of 14158989 is about 3762.8432069381. The cubic root of 14158989 is about 241.9231422711.

It can be divided in two parts, 1415 and 8989, that added together give a square (10404 = 102²).

The spelling of 14158989 in words is "fourteen million, one hundred fifty-eight thousand, nine hundred eighty-nine".