108523939 has 2 divisors, whose sum is σ = 108523940. Its totient is φ = 108523938.

The previous prime is 108523931. The next prime is 108523949. The reversal of 108523939 is 939325801.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 108523939 - 2³ = 108523931 is a prime.

It is not a weakly prime, because it can be changed into another prime (108523931) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54261969 + 54261970.

It is an arithmetic number, because the mean of its divisors is an integer number (54261970).

Almost surely, 2^108523939 is an apocalyptic number.

108523939 is a deficient number, since it is larger than the sum of its proper divisors (1).

108523939 is an equidigital number, since it uses as much as digits as its factorization.

108523939 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 58320, while the sum is 40.

The square root of 108523939 is about 10417.4823733952. The cubic root of 108523939 is about 476.9891674352.

The spelling of 108523939 in words is "one hundred eight million, five hundred twenty-three thousand, nine hundred thirty-nine".