12436091 has 2 divisors, whose sum is σ = 12436092. Its totient is φ = 12436090.

The previous prime is 12436069. The next prime is 12436097. The reversal of 12436091 is 19063421.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12436091 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12436091.

It is not a weakly prime, because it can be changed into another prime (12436097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6218045 + 6218046.

It is an arithmetic number, because the mean of its divisors is an integer number (6218046).

Almost surely, 2^12436091 is an apocalyptic number.

12436091 is a deficient number, since it is larger than the sum of its proper divisors (1).

12436091 is an equidigital number, since it uses as much as digits as its factorization.

12436091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 12436091 is about 3526.4842265350. The cubic root of 12436091 is about 231.6832466324.

The spelling of 12436091 in words is "twelve million, four hundred thirty-six thousand, ninety-one".