12028167 has 6 divisors (see below), whose sum is σ = 17374032. Its totient is φ = 8018772.

The previous prime is 12028147. The next prime is 12028187. The reversal of 12028167 is 76182021.

12028167 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (12028147) and next prime (12028187).

It is not a de Polignac number, because 12028167 - 2¹⁶ = 11962631 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12028167.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12028117) 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, 668223 + ... + 668240.

It is an arithmetic number, because the mean of its divisors is an integer number (2895672).

Almost surely, 2^12028167 is an apocalyptic number.

12028167 is a deficient number, since it is larger than the sum of its proper divisors (5345865).

12028167 is a wasteful number, since it uses less digits than its factorization.

12028167 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1336469 (or 1336466 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 27.

The square root of 12028167 is about 3468.1647884724. The cubic root of 12028167 is about 229.1218372403.

The spelling of 12028167 in words is "twelve million, twenty-eight thousand, one hundred sixty-seven".