11290889 has 8 divisors (see below), whose sum is σ = 11880000. Its totient is φ = 10715152.

The previous prime is 11290879. The next prime is 11290901. The reversal of 11290889 is 98809211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11290889 - 2¹⁶ = 11225353 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11290859) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1589 + ... + 5010.

It is an arithmetic number, because the mean of its divisors is an integer number (1485000).

Almost surely, 2^11290889 is an apocalyptic number.

It is an amenable number.

11290889 is a deficient number, since it is larger than the sum of its proper divisors (589111).

11290889 is an equidigital number, since it uses as much as digits as its factorization.

11290889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6687.

The product of its (nonzero) digits is 10368, while the sum is 38.

The square root of 11290889 is about 3360.1918100013. The cubic root of 11290889 is about 224.3413760029.

The spelling of 11290889 in words is "eleven million, two hundred ninety thousand, eight hundred eighty-nine".