10889623 has 2 divisors, whose sum is σ = 10889624. Its totient is φ = 10889622.

The previous prime is 10889617. The next prime is 10889647. The reversal of 10889623 is 32698801.

10889623 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10889623 - 2⁵ = 10889591 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10889653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5444811 + 5444812.

It is an arithmetic number, because the mean of its divisors is an integer number (5444812).

Almost surely, 2^10889623 is an apocalyptic number.

10889623 is a deficient number, since it is larger than the sum of its proper divisors (1).

10889623 is an equidigital number, since it uses as much as digits as its factorization.

10889623 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20736, while the sum is 37.

The square root of 10889623 is about 3299.9428782935. The cubic root of 10889623 is about 221.6516396117.

The spelling of 10889623 in words is "ten million, eight hundred eighty-nine thousand, six hundred twenty-three".