1108197 has 12 divisors (see below), whose sum is σ = 1628640. Its totient is φ = 725928.

The previous prime is 1108181. The next prime is 1108201. The reversal of 1108197 is 7918011.

It is not a de Polignac number, because 1108197 - 2⁴ = 1108181 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1108197.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1108127) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 513 + ... + 1574.

It is an arithmetic number, because the mean of its divisors is an integer number (135720).

2^1108197 is an apocalyptic number.

It is an amenable number.

1108197 is a deficient number, since it is larger than the sum of its proper divisors (520443).

1108197 is a wasteful number, since it uses less digits than its factorization.

1108197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2152 (or 2149 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 27.

The square root of 1108197 is about 1052.7093615999. The cubic root of 1108197 is about 103.4837893816.

The spelling of 1108197 in words is "one million, one hundred eight thousand, one hundred ninety-seven".