12311039 has 8 divisors (see below), whose sum is σ = 13540800. Its totient is φ = 11121696.

The previous prime is 12311027. The next prime is 12311053. The reversal of 12311039 is 93011321.

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

It is a cyclic number.

It is not a de Polignac number, because 12311039 - 2⁴ = 12311023 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12311039.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12311059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9464 + ... + 10685.

It is an arithmetic number, because the mean of its divisors is an integer number (1692600).

Almost surely, 2^12311039 is an apocalyptic number.

12311039 is a deficient number, since it is larger than the sum of its proper divisors (1229761).

12311039 is a wasteful number, since it uses less digits than its factorization.

12311039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20209.

The product of its (nonzero) digits is 162, while the sum is 20.

The square root of 12311039 is about 3508.7090218483. The cubic root of 12311039 is about 230.9040599074.

The spelling of 12311039 in words is "twelve million, three hundred eleven thousand, thirty-nine".