11927089 has 2 divisors, whose sum is σ = 11927090. Its totient is φ = 11927088.

The previous prime is 11927059. The next prime is 11927093. The reversal of 11927089 is 98072911.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10131489 + 1795600 = 3183^2 + 1340^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11927089 is a prime.

It is not a weakly prime, because it can be changed into another prime (11927029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5963544 + 5963545.

It is an arithmetic number, because the mean of its divisors is an integer number (5963545).

Almost surely, 2^11927089 is an apocalyptic number.

It is an amenable number.

11927089 is a deficient number, since it is larger than the sum of its proper divisors (1).

11927089 is an equidigital number, since it uses as much as digits as its factorization.

11927089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9072, while the sum is 37.

The square root of 11927089 is about 3453.5617845928. The cubic root of 11927089 is about 228.4782270128.

It can be divided in two parts, 1192 and 7089, that added together give a square (8281 = 91²).

The spelling of 11927089 in words is "eleven million, nine hundred twenty-seven thousand, eighty-nine".