11966023 has 2 divisors, whose sum is σ = 11966024. Its totient is φ = 11966022.

The previous prime is 11965979. The next prime is 11966033. The reversal of 11966023 is 32066911.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11966023 - 2¹⁷ = 11834951 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11965982 and 11966000.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11966033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5983011 + 5983012.

It is an arithmetic number, because the mean of its divisors is an integer number (5983012).

Almost surely, 2^11966023 is an apocalyptic number.

11966023 is a deficient number, since it is larger than the sum of its proper divisors (1).

11966023 is an equidigital number, since it uses as much as digits as its factorization.

11966023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 28.

The square root of 11966023 is about 3459.1939812621. The cubic root of 11966023 is about 228.7265667218.

The spelling of 11966023 in words is "eleven million, nine hundred sixty-six thousand, twenty-three".