11959894 has 4 divisors (see below), whose sum is σ = 17939844. Its totient is φ = 5979946.

The previous prime is 11959867. The next prime is 11959897. The reversal of 11959894 is 49895911.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11959897) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2989972 + ... + 2989975.

It is an arithmetic number, because the mean of its divisors is an integer number (4484961).

Almost surely, 2^11959894 is an apocalyptic number.

11959894 is a deficient number, since it is larger than the sum of its proper divisors (5979950).

11959894 is an equidigital number, since it uses as much as digits as its factorization.

11959894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5979949.

The product of its digits is 116640, while the sum is 46.

The square root of 11959894 is about 3458.3079677785. The cubic root of 11959894 is about 228.6875087841.

The spelling of 11959894 in words is "eleven million, nine hundred fifty-nine thousand, eight hundred ninety-four".