12331134 has 12 divisors (see below), whose sum is σ = 26717496. Its totient is φ = 4110372.

The previous prime is 12331127. The next prime is 12331141. The reversal of 12331134 is 43113321.

It is an interprime number because it is at equal distance from previous prime (12331127) and next prime (12331141).

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 685063 = 12331134 / (1 + 2 + 3 + 3 + 1 + 1 + 3 + 4).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 342514 + ... + 342549.

It is an arithmetic number, because the mean of its divisors is an integer number (2226458).

Almost surely, 2^12331134 is an apocalyptic number.

12331134 is an abundant number, since it is smaller than the sum of its proper divisors (14386362).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12331134 is a wasteful number, since it uses less digits than its factorization.

12331134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 685071 (or 685068 counting only the distinct ones).

The product of its digits is 216, while the sum is 18.

The square root of 12331134 is about 3511.5714431007. The cubic root of 12331134 is about 231.0296245809.

Adding to 12331134 its reverse (43113321), we get a palindrome (55444455).

The spelling of 12331134 in words is "twelve million, three hundred thirty-one thousand, one hundred thirty-four".