11882089 has 4 divisors (see below), whose sum is σ = 11929680. Its totient is φ = 11834500.

The previous prime is 11882071. The next prime is 11882113. The reversal of 11882089 is 98028811.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 98028811 = 919 ⋅106669.

It is a cyclic number.

It is not a de Polignac number, because 11882089 - 2⁹ = 11881577 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11883089) 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 in 3 ways as a sum of consecutive naturals, for example, 23419 + ... + 23920.

It is an arithmetic number, because the mean of its divisors is an integer number (2982420).

Almost surely, 2^11882089 is an apocalyptic number.

It is an amenable number.

11882089 is a deficient number, since it is larger than the sum of its proper divisors (47591).

11882089 is an equidigital number, since it uses as much as digits as its factorization.

11882089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47590.

The product of its (nonzero) digits is 9216, while the sum is 37.

The square root of 11882089 is about 3447.0406147883. The cubic root of 11882089 is about 228.1905212182.

The spelling of 11882089 in words is "eleven million, eight hundred eighty-two thousand, eighty-nine".