11292389 has 4 divisors (see below), whose sum is σ = 11301024. Its totient is φ = 11283756.

The previous prime is 11292371. The next prime is 11292419. The reversal of 11292389 is 98329211.

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 a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 11292389 - 2⁸ = 11292133 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11292319) 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, 1907 + ... + 5120.

It is an arithmetic number, because the mean of its divisors is an integer number (2825256).

Almost surely, 2^11292389 is an apocalyptic number.

It is an amenable number.

11292389 is a deficient number, since it is larger than the sum of its proper divisors (8635).

11292389 is an equidigital number, since it uses as much as digits as its factorization.

11292389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8634.

The product of its digits is 7776, while the sum is 35.

The square root of 11292389 is about 3360.4150041327. The cubic root of 11292389 is about 224.3513101827.

The spelling of 11292389 in words is "eleven million, two hundred ninety-two thousand, three hundred eighty-nine".