12078233 has 2 divisors, whose sum is σ = 12078234. Its totient is φ = 12078232.

The previous prime is 12078221. The next prime is 12078247. The reversal of 12078233 is 33287021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8248384 + 3829849 = 2872^2 + 1957^2 .

It is a cyclic number.

It is not a de Polignac number, because 12078233 - 2⁴ = 12078217 is a prime.

It is not a weakly prime, because it can be changed into another prime (12078203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6039116 + 6039117.

It is an arithmetic number, because the mean of its divisors is an integer number (6039117).

Almost surely, 2^12078233 is an apocalyptic number.

It is an amenable number.

12078233 is a deficient number, since it is larger than the sum of its proper divisors (1).

12078233 is an equidigital number, since it uses as much as digits as its factorization.

12078233 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 12078233 is about 3475.3752315398. The cubic root of 12078233 is about 229.4392958270.

The spelling of 12078233 in words is "twelve million, seventy-eight thousand, two hundred thirty-three".