12027315 has 32 divisors (see below), whose sum is σ = 20401920. Its totient is φ = 6039936.

The previous prime is 12027307. The next prime is 12027317. The reversal of 12027315 is 51372021.

It is not a de Polignac number, because 12027315 - 2³ = 12027307 is a prime.

It is a super-2 number, since 2×12027315² = 289312612218450, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12027291 and 12027300.

It is not an unprimeable number, because it can be changed into a prime (12027317) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18384 + ... + 19026.

It is an arithmetic number, because the mean of its divisors is an integer number (637560).

Almost surely, 2^12027315 is an apocalyptic number.

12027315 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

12027315 is a deficient number, since it is larger than the sum of its proper divisors (8374605).

12027315 is a wasteful number, since it uses less digits than its factorization.

12027315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 723.

The product of its (nonzero) digits is 420, while the sum is 21.

The square root of 12027315 is about 3468.0419547635. The cubic root of 12027315 is about 229.1164272606.

Adding to 12027315 its reverse (51372021), we get a palindrome (63399336).

The spelling of 12027315 in words is "twelve million, twenty-seven thousand, three hundred fifteen".