11999206 has 4 divisors (see below), whose sum is σ = 17998812. Its totient is φ = 5999602.

The previous prime is 11999179. The next prime is 11999233. The reversal of 11999206 is 60299911.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 60299911 = 7 ⋅8614273.

It is an interprime number because it is at equal distance from previous prime (11999179) and next prime (11999233).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2999800 + ... + 2999803.

It is an arithmetic number, because the mean of its divisors is an integer number (4499703).

Almost surely, 2^11999206 is an apocalyptic number.

11999206 is a deficient number, since it is larger than the sum of its proper divisors (5999606).

11999206 is an equidigital number, since it uses as much as digits as its factorization.

11999206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5999605.

The product of its (nonzero) digits is 8748, while the sum is 37.

The square root of 11999206 is about 3463.9870092135. The cubic root of 11999206 is about 228.9377989376.

The spelling of 11999206 in words is "eleven million, nine hundred ninety-nine thousand, two hundred six".