12393563 has 8 divisors (see below), whose sum is σ = 15253728. Its totient is φ = 9805824.

The previous prime is 12393559. The next prime is 12393569. The reversal of 12393563 is 36539321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12393563 - 2² = 12393559 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12393569) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68006 + ... + 68187.

It is an arithmetic number, because the mean of its divisors is an integer number (1906716).

Almost surely, 2^12393563 is an apocalyptic number.

12393563 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

12393563 is a deficient number, since it is larger than the sum of its proper divisors (2860165).

12393563 is a wasteful number, since it uses less digits than its factorization.

12393563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136213.

The product of its digits is 14580, while the sum is 32.

The square root of 12393563 is about 3520.4492611029. The cubic root of 12393563 is about 231.4188474188.

The spelling of 12393563 in words is "twelve million, three hundred ninety-three thousand, five hundred sixty-three".