12091033 has 2 divisors, whose sum is σ = 12091034. Its totient is φ = 12091032.

The previous prime is 12091019. The next prime is 12091061. The reversal of 12091033 is 33019021.

12091033 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12027024 + 64009 = 3468^2 + 253^2 .

It is a cyclic number.

It is not a de Polignac number, because 12091033 - 2²¹ = 9993881 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12091033.

It is not a weakly prime, because it can be changed into another prime (12091003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6045516 + 6045517.

It is an arithmetic number, because the mean of its divisors is an integer number (6045517).

Almost surely, 2^12091033 is an apocalyptic number.

It is an amenable number.

12091033 is a deficient number, since it is larger than the sum of its proper divisors (1).

12091033 is an equidigital number, since it uses as much as digits as its factorization.

12091033 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 162, while the sum is 19.

The square root of 12091033 is about 3477.2162716748. The cubic root of 12091033 is about 229.5203172302.

The spelling of 12091033 in words is "twelve million, ninety-one thousand, thirty-three".