12038563 has 4 divisors (see below), whose sum is σ = 12049848. Its totient is φ = 12027280.

The previous prime is 12038561. The next prime is 12038599. The reversal of 12038563 is 36583021.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 36583021 = 2239 ⋅16339.

It is a cyclic number.

It is not a de Polignac number, because 12038563 - 2¹ = 12038561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12038561) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3853 + ... + 6238.

It is an arithmetic number, because the mean of its divisors is an integer number (3012462).

Almost surely, 2^12038563 is an apocalyptic number.

12038563 is a deficient number, since it is larger than the sum of its proper divisors (11285).

12038563 is a wasteful number, since it uses less digits than its factorization.

12038563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11284.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 12038563 is about 3469.6632401431. The cubic root of 12038563 is about 229.1878285839.

It can be divided in two parts, 120 and 38563, that added together give a palindrome (38683).

The spelling of 12038563 in words is "twelve million, thirty-eight thousand, five hundred sixty-three".