11851799 has 2 divisors, whose sum is σ = 11851800. Its totient is φ = 11851798.

The previous prime is 11851793. The next prime is 11851813. The reversal of 11851799 is 99715811.

11851799 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11851799 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11851793) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5925899 + 5925900.

It is an arithmetic number, because the mean of its divisors is an integer number (5925900).

Almost surely, 2^11851799 is an apocalyptic number.

11851799 is a deficient number, since it is larger than the sum of its proper divisors (1).

11851799 is an equidigital number, since it uses as much as digits as its factorization.

11851799 is an evil number, because the sum of its binary digits is even.

The product of its digits is 22680, while the sum is 41.

The square root of 11851799 is about 3442.6441872491. The cubic root of 11851799 is about 227.9964539820.

The spelling of 11851799 in words is "eleven million, eight hundred fifty-one thousand, seven hundred ninety-nine".