108056189 has 2 divisors, whose sum is σ = 108056190. Its totient is φ = 108056188.

The previous prime is 108056161. The next prime is 108056203. The reversal of 108056189 is 981650801.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 61748164 + 46308025 = 7858^2 + 6805^2 .

It is a cyclic number.

It is not a de Polignac number, because 108056189 - 2⁸ = 108055933 is a prime.

It is a super-2 number, since 2×108056189² = 23352279962407442, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (108056129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54028094 + 54028095.

It is an arithmetic number, because the mean of its divisors is an integer number (54028095).

Almost surely, 2^108056189 is an apocalyptic number.

It is an amenable number.

108056189 is a deficient number, since it is larger than the sum of its proper divisors (1).

108056189 is an equidigital number, since it uses as much as digits as its factorization.

108056189 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17280, while the sum is 38.

The square root of 108056189 is about 10395.0078884049. The cubic root of 108056189 is about 476.3028887514.

The spelling of 108056189 in words is "one hundred eight million, fifty-six thousand, one hundred eighty-nine".