10989061 has 4 divisors (see below), whose sum is σ = 10995712. Its totient is φ = 10982412.

The previous prime is 10989059. The next prime is 10989079. The reversal of 10989061 is 16098901.

10989061 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 10989061 - 2¹ = 10989059 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 (10989001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1276 + ... + 4858.

It is an arithmetic number, because the mean of its divisors is an integer number (2748928).

Almost surely, 2^10989061 is an apocalyptic number.

It is an amenable number.

10989061 is a deficient number, since it is larger than the sum of its proper divisors (6651).

10989061 is an equidigital number, since it uses as much as digits as its factorization.

10989061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6650.

The product of its (nonzero) digits is 3888, while the sum is 34.

The square root of 10989061 is about 3314.9752638594. The cubic root of 10989061 is about 222.3242630355.

The spelling of 10989061 in words is "ten million, nine hundred eighty-nine thousand, sixty-one".