14986143 has 12 divisors (see below), whose sum is σ = 21701680. Its totient is φ = 9965376.

The previous prime is 14986141. The next prime is 14986171. The reversal of 14986143 is 34168941.

It is not a de Polignac number, because 14986143 - 2¹ = 14986141 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 14986098 and 14986107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14986141) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2055 + ... + 5847.

Almost surely, 2^14986143 is an apocalyptic number.

14986143 is a deficient number, since it is larger than the sum of its proper divisors (6715537).

14986143 is a wasteful number, since it uses less digits than its factorization.

14986143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4238 (or 4235 counting only the distinct ones).

The product of its digits is 20736, while the sum is 36.

The square root of 14986143 is about 3871.1940018552. The cubic root of 14986143 is about 246.5452411452.

It can be divided in two parts, 14986 and 143, that added together give a square (15129 = 123²).

The spelling of 14986143 in words is "fourteen million, nine hundred eighty-six thousand, one hundred forty-three".