108091043 has 2 divisors, whose sum is σ = 108091044. Its totient is φ = 108091042.

The previous prime is 108091037. The next prime is 108091069. The reversal of 108091043 is 340190801.

It is an a-pointer prime, because the next prime (108091069) can be obtained adding 108091043 to its sum of digits (26).

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-108091043 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (108091003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54045521 + 54045522.

It is an arithmetic number, because the mean of its divisors is an integer number (54045522).

Almost surely, 2^108091043 is an apocalyptic number.

108091043 is a deficient number, since it is larger than the sum of its proper divisors (1).

108091043 is an equidigital number, since it uses as much as digits as its factorization.

108091043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 26.

The square root of 108091043 is about 10396.6842310421. The cubic root of 108091043 is about 476.3540944449.

The spelling of 108091043 in words is "one hundred eight million, ninety-one thousand, forty-three".