13983567 has 12 divisors (see below), whose sum is σ = 20190024. Its totient is φ = 8604960.

The previous prime is 13983559. The next prime is 13983569. The reversal of 13983567 is 76538931.

It is not a de Polignac number, because 13983567 - 2³ = 13983559 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13983569) 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, 13284 + ... + 14297.

It is an arithmetic number, because the mean of its divisors is an integer number (1682502).

Almost surely, 2^13983567 is an apocalyptic number.

13983567 is a deficient number, since it is larger than the sum of its proper divisors (6206457).

13983567 is a wasteful number, since it uses less digits than its factorization.

13983567 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27610 (or 27597 counting only the distinct ones).

The product of its digits is 136080, while the sum is 42.

The square root of 13983567 is about 3739.4607900070. The cubic root of 13983567 is about 240.9198898123.

The spelling of 13983567 in words is "thirteen million, nine hundred eighty-three thousand, five hundred sixty-seven".