14999563 has 6 divisors (see below), whose sum is σ = 15376052. Its totient is φ = 14632080.

The previous prime is 14999539. The next prime is 14999587. The reversal of 14999563 is 36599941.

It is an interprime number because it is at equal distance from previous prime (14999539) and next prime (14999587).

It is not a de Polignac number, because 14999563 - 2⁹ = 14999051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14999263) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2781 + ... + 6142.

Almost surely, 2^14999563 is an apocalyptic number.

14999563 is a deficient number, since it is larger than the sum of its proper divisors (376489).

14999563 is an frugal number, since it uses more digits than its factorization.

14999563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9005 (or 8964 counting only the distinct ones).

The product of its digits is 262440, while the sum is 46.

The square root of 14999563 is about 3872.9269293391. The cubic root of 14999563 is about 246.6188124438.

The spelling of 14999563 in words is "fourteen million, nine hundred ninety-nine thousand, five hundred sixty-three".