108509743 has 2 divisors, whose sum is σ = 108509744. Its totient is φ = 108509742.

The previous prime is 108509717. The next prime is 108509771. The reversal of 108509743 is 347905801.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 108509743 - 2⁵ = 108509711 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (108506743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54254871 + 54254872.

It is an arithmetic number, because the mean of its divisors is an integer number (54254872).

Almost surely, 2^108509743 is an apocalyptic number.

108509743 is a deficient number, since it is larger than the sum of its proper divisors (1).

108509743 is an equidigital number, since it uses as much as digits as its factorization.

108509743 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30240, while the sum is 37.

The square root of 108509743 is about 10416.8009964672. The cubic root of 108509743 is about 476.9683682347.

The spelling of 108509743 in words is "one hundred eight million, five hundred nine thousand, seven hundred forty-three".