108974197 has 2 divisors, whose sum is σ = 108974198. Its totient is φ = 108974196.

The previous prime is 108974147. The next prime is 108974209. The reversal of 108974197 is 791479801.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 108035236 + 938961 = 10394^2 + 969^2 .

It is a cyclic number.

It is not a de Polignac number, because 108974197 - 2¹⁹ = 108449909 is a prime.

It is a super-2 number, since 2×108974197² = 23750751223589618, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (108974147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54487098 + 54487099.

It is an arithmetic number, because the mean of its divisors is an integer number (54487099).

Almost surely, 2^108974197 is an apocalyptic number.

It is an amenable number.

108974197 is a deficient number, since it is larger than the sum of its proper divisors (1).

108974197 is an equidigital number, since it uses as much as digits as its factorization.

108974197 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 127008, while the sum is 46.

The square root of 108974197 is about 10439.0706961875. The cubic root of 108974197 is about 477.6479217893.

The spelling of 108974197 in words is "one hundred eight million, nine hundred seventy-four thousand, one hundred ninety-seven".