12120859 has 2 divisors, whose sum is σ = 12120860. Its totient is φ = 12120858.

The previous prime is 12120833. The next prime is 12120863. The reversal of 12120859 is 95802121.

12120859 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12120859 - 2¹¹ = 12118811 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (12127859) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6060429 + 6060430.

It is an arithmetic number, because the mean of its divisors is an integer number (6060430).

Almost surely, 2^12120859 is an apocalyptic number.

12120859 is a deficient number, since it is larger than the sum of its proper divisors (1).

12120859 is an equidigital number, since it uses as much as digits as its factorization.

12120859 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1440, while the sum is 28.

The square root of 12120859 is about 3481.5024055715. The cubic root of 12120859 is about 229.7088881528.

The spelling of 12120859 in words is "twelve million, one hundred twenty thousand, eight hundred fifty-nine".