11727923 has 2 divisors, whose sum is σ = 11727924. Its totient is φ = 11727922.

The previous prime is 11727917. The next prime is 11727929. The reversal of 11727923 is 32972711.

It is a balanced prime because it is at equal distance from previous prime (11727917) and next prime (11727929).

It is a cyclic number.

It is not a de Polignac number, because 11727923 - 2²² = 7533619 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11727923.

It is not a weakly prime, because it can be changed into another prime (11727929) 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, 5863961 + 5863962.

It is an arithmetic number, because the mean of its divisors is an integer number (5863962).

Almost surely, 2^11727923 is an apocalyptic number.

11727923 is a deficient number, since it is larger than the sum of its proper divisors (1).

11727923 is an equidigital number, since it uses as much as digits as its factorization.

11727923 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5292, while the sum is 32.

The square root of 11727923 is about 3424.6055247284. The cubic root of 11727923 is about 227.1993242371.

The spelling of 11727923 in words is "eleven million, seven hundred twenty-seven thousand, nine hundred twenty-three".