12579963 has 16 divisors (see below), whose sum is σ = 18794496. Its totient is φ = 7417440.

The previous prime is 12579953. The next prime is 12579967. The reversal of 12579963 is 36997521.

It is not a de Polignac number, because 12579963 - 2⁴ = 12579947 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12579967) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3931 + ... + 6372.

It is an arithmetic number, because the mean of its divisors is an integer number (1174656).

Almost surely, 2^12579963 is an apocalyptic number.

12579963 is a deficient number, since it is larger than the sum of its proper divisors (6214533).

12579963 is a wasteful number, since it uses less digits than its factorization.

12579963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10354.

The product of its digits is 102060, while the sum is 42.

The square root of 12579963 is about 3546.8243542640. The cubic root of 12579963 is about 232.5732639963.

It can be divided in two parts, 12 and 579963, that added together give a palindrome (579975).

The spelling of 12579963 in words is "twelve million, five hundred seventy-nine thousand, nine hundred sixty-three".