10992389 has 2 divisors, whose sum is σ = 10992390. Its totient is φ = 10992388.

The previous prime is 10992379. The next prime is 10992451. The reversal of 10992389 is 98329901.

10992389 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6041764 + 4950625 = 2458^2 + 2225^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10992389 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10992379) 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, 5496194 + 5496195.

It is an arithmetic number, because the mean of its divisors is an integer number (5496195).

Almost surely, 2^10992389 is an apocalyptic number.

It is an amenable number.

10992389 is a deficient number, since it is larger than the sum of its proper divisors (1).

10992389 is an equidigital number, since it uses as much as digits as its factorization.

10992389 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34992, while the sum is 41.

The square root of 10992389 is about 3315.4771903905. The cubic root of 10992389 is about 222.3467041542.

The spelling of 10992389 in words is "ten million, nine hundred ninety-two thousand, three hundred eighty-nine".