11866970 has 8 divisors (see below), whose sum is σ = 21360564. Its totient is φ = 4746784.

The previous prime is 11866961. The next prime is 11866997. The reversal of 11866970 is 7966811.

11866970 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 10106041 + 1760929 = 3179^2 + 1327^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 593339 + ... + 593358.

Almost surely, 2^11866970 is an apocalyptic number.

11866970 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11866970 is a deficient number, since it is larger than the sum of its proper divisors (9493594).

11866970 is a wasteful number, since it uses less digits than its factorization.

11866970 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1186704.

The product of its (nonzero) digits is 18144, while the sum is 38.

The square root of 11866970 is about 3444.8468761325. The cubic root of 11866970 is about 228.0936954605.

The spelling of 11866970 in words is "eleven million, eight hundred sixty-six thousand, nine hundred seventy".