11722927 has 2 divisors, whose sum is σ = 11722928. Its totient is φ = 11722926.

The previous prime is 11722901. The next prime is 11722933. The reversal of 11722927 is 72922711.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11722927 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11722937) 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, 5861463 + 5861464.

It is an arithmetic number, because the mean of its divisors is an integer number (5861464).

Almost surely, 2^11722927 is an apocalyptic number.

11722927 is a deficient number, since it is larger than the sum of its proper divisors (1).

11722927 is an equidigital number, since it uses as much as digits as its factorization.

11722927 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3528, while the sum is 31.

The square root of 11722927 is about 3423.8760199517. The cubic root of 11722927 is about 227.1670579657.

The spelling of 11722927 in words is "eleven million, seven hundred twenty-two thousand, nine hundred twenty-seven".