11968994 has 4 divisors (see below), whose sum is σ = 17953494. Its totient is φ = 5984496.

The previous prime is 11968991. The next prime is 11968997. The reversal of 11968994 is 49986911.

11968994 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is an interprime number because it is at equal distance from previous prime (11968991) and next prime (11968997).

It can be written as a sum of positive squares in only one way, i.e., 11812969 + 156025 = 3437^2 + 395^2 .

It is not an unprimeable number, because it can be changed into a prime (11968991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2992247 + ... + 2992250.

Almost surely, 2^11968994 is an apocalyptic number.

11968994 is a deficient number, since it is larger than the sum of its proper divisors (5984500).

11968994 is an equidigital number, since it uses as much as digits as its factorization.

11968994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5984499.

The product of its digits is 139968, while the sum is 47.

The square root of 11968994 is about 3459.6233899082. The cubic root of 11968994 is about 228.7454950490.

The spelling of 11968994 in words is "eleven million, nine hundred sixty-eight thousand, nine hundred ninety-four".