108380197 has 2 divisors, whose sum is σ = 108380198. Its totient is φ = 108380196.

The previous prime is 108380143. The next prime is 108380203. The reversal of 108380197 is 791083801.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 105390756 + 2989441 = 10266^2 + 1729^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-108380197 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (108380297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54190098 + 54190099.

It is an arithmetic number, because the mean of its divisors is an integer number (54190099).

Almost surely, 2^108380197 is an apocalyptic number.

It is an amenable number.

108380197 is a deficient number, since it is larger than the sum of its proper divisors (1).

108380197 is an equidigital number, since it uses as much as digits as its factorization.

108380197 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12096, while the sum is 37.

The square root of 108380197 is about 10410.5810116439. The cubic root of 108380197 is about 476.7784806780.

The spelling of 108380197 in words is "one hundred eight million, three hundred eighty thousand, one hundred ninety-seven".