12194533 has 12 divisors (see below), whose sum is σ = 13439520. Its totient is φ = 11056656.

The previous prime is 12194527. The next prime is 12194537. The reversal of 12194533 is 33549121.

12194533 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12194533 - 2¹³ = 12186341 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12194537) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9360 + ... + 10582.

It is an arithmetic number, because the mean of its divisors is an integer number (1119960).

Almost surely, 2^12194533 is an apocalyptic number.

12194533 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

12194533 is a deficient number, since it is larger than the sum of its proper divisors (1244987).

12194533 is a wasteful number, since it uses less digits than its factorization.

12194533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1308 (or 1295 counting only the distinct ones).

The product of its digits is 3240, while the sum is 28.

The square root of 12194533 is about 3492.0671528480. The cubic root of 12194533 is about 230.1733601620.

The spelling of 12194533 in words is "twelve million, one hundred ninety-four thousand, five hundred thirty-three".