11980027 has 2 divisors, whose sum is σ = 11980028. Its totient is φ = 11980026.

The previous prime is 11980021. The next prime is 11980039. The reversal of 11980027 is 72008911.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11980027 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 11979977 and 11980004.

It is not a weakly prime, because it can be changed into another prime (11980021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5990013 + 5990014.

It is an arithmetic number, because the mean of its divisors is an integer number (5990014).

Almost surely, 2^11980027 is an apocalyptic number.

11980027 is a deficient number, since it is larger than the sum of its proper divisors (1).

11980027 is an equidigital number, since it uses as much as digits as its factorization.

11980027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1008, while the sum is 28.

The square root of 11980027 is about 3461.2175603391. The cubic root of 11980027 is about 228.8157592105.

Adding to 11980027 its reverse (72008911), we get a palindrome (83988938).

The spelling of 11980027 in words is "eleven million, nine hundred eighty thousand, twenty-seven".