12036311 has 6 divisors (see below), whose sum is σ = 14001480. Its totient is φ = 10316796.

The previous prime is 12036307. The next prime is 12036341. The reversal of 12036311 is 11363021.

It is not a de Polignac number, because 12036311 - 2² = 12036307 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12036311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12036301) 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, 122771 + ... + 122868.

It is an arithmetic number, because the mean of its divisors is an integer number (2333580).

Almost surely, 2^12036311 is an apocalyptic number.

12036311 is a deficient number, since it is larger than the sum of its proper divisors (1965169).

12036311 is an equidigital number, since it uses as much as digits as its factorization.

12036311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245653 (or 245646 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 12036311 is about 3469.3386977924. The cubic root of 12036311 is about 229.1735366462.

Adding to 12036311 its reverse (11363021), we get a palindrome (23399332).

The spelling of 12036311 in words is "twelve million, thirty-six thousand, three hundred eleven".