12158264 has 16 divisors (see below), whose sum is σ = 24138000. Its totient is φ = 5721472.

The previous prime is 12158257. The next prime is 12158273. The reversal of 12158264 is 46285121.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44564 + ... + 44835.

It is an arithmetic number, because the mean of its divisors is an integer number (1508625).

Almost surely, 2^12158264 is an apocalyptic number.

It is an amenable number.

12158264 is a deficient number, since it is larger than the sum of its proper divisors (11979736).

12158264 is a wasteful number, since it uses less digits than its factorization.

12158264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89422 (or 89418 counting only the distinct ones).

The product of its digits is 3840, while the sum is 29.

The square root of 12158264 is about 3486.8702298766. The cubic root of 12158264 is about 229.9449395610.

It can be divided in two parts, 121 and 58264, that added together give a palindrome (58385).

The spelling of 12158264 in words is "twelve million, one hundred fifty-eight thousand, two hundred sixty-four".