108141409 has 2 divisors, whose sum is σ = 108141410. Its totient is φ = 108141408.

The previous prime is 108141391. The next prime is 108141413. The reversal of 108141409 is 904141801.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 98704225 + 9437184 = 9935^2 + 3072^2 .

It is an emirp because it is prime and its reverse (904141801) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 108141409 - 2²³ = 99752801 is a prime.

It is not a weakly prime, because it can be changed into another prime (108141419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54070704 + 54070705.

It is an arithmetic number, because the mean of its divisors is an integer number (54070705).

Almost surely, 2^108141409 is an apocalyptic number.

It is an amenable number.

108141409 is a deficient number, since it is larger than the sum of its proper divisors (1).

108141409 is an equidigital number, since it uses as much as digits as its factorization.

108141409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 28.

The square root of 108141409 is about 10399.1061635123. The cubic root of 108141409 is about 476.4280701238.

The spelling of 108141409 in words is "one hundred eight million, one hundred forty-one thousand, four hundred nine".