1108890823 has 2 divisors, whose sum is σ = 1108890824. Its totient is φ = 1108890822.

The previous prime is 1108890799. The next prime is 1108890833. The reversal of 1108890823 is 3280988011.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1108890823 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1108890833) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 554445411 + 554445412.

It is an arithmetic number, because the mean of its divisors is an integer number (554445412).

Almost surely, 2^1108890823 is an apocalyptic number.

1108890823 is a deficient number, since it is larger than the sum of its proper divisors (1).

1108890823 is an equidigital number, since it uses as much as digits as its factorization.

1108890823 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27648, while the sum is 40.

The square root of 1108890823 is about 33300.0123573551. The cubic root of 1108890823 is about 1035.0538134715.

The spelling of 1108890823 in words is "one billion, one hundred eight million, eight hundred ninety thousand, eight hundred twenty-three".