12039193 has 2 divisors, whose sum is σ = 12039194. Its totient is φ = 12039192.

The previous prime is 12039187. The next prime is 12039221. The reversal of 12039193 is 39193021.

It is an a-pointer prime, because the next prime (12039221) can be obtained adding 12039193 to its sum of digits (28).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8248384 + 3790809 = 2872^2 + 1947^2 .

It is a cyclic number.

It is not a de Polignac number, because 12039193 - 2¹⁷ = 11908121 is a prime.

It is not a weakly prime, because it can be changed into another prime (12039113) by changing a digit.

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 as a sum of consecutive naturals, namely, 6019596 + 6019597.

It is an arithmetic number, because the mean of its divisors is an integer number (6019597).

Almost surely, 2^12039193 is an apocalyptic number.

It is an amenable number.

12039193 is a deficient number, since it is larger than the sum of its proper divisors (1).

12039193 is an equidigital number, since it uses as much as digits as its factorization.

12039193 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1458, while the sum is 28.

The square root of 12039193 is about 3469.7540258641. The cubic root of 12039193 is about 229.1918264534.

The spelling of 12039193 in words is "twelve million, thirty-nine thousand, one hundred ninety-three".