110312197 has 2 divisors, whose sum is σ = 110312198. Its totient is φ = 110312196.

The previous prime is 110312177. The next prime is 110312221. The reversal of 110312197 is 791213011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 107039716 + 3272481 = 10346^2 + 1809^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-110312197 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (110312177) 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, 55156098 + 55156099.

It is an arithmetic number, because the mean of its divisors is an integer number (55156099).

Almost surely, 2^110312197 is an apocalyptic number.

It is an amenable number.

110312197 is a deficient number, since it is larger than the sum of its proper divisors (1).

110312197 is an equidigital number, since it uses as much as digits as its factorization.

110312197 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 378, while the sum is 25.

The square root of 110312197 is about 10502.9613443067. The cubic root of 110312197 is about 479.5948505442.

The spelling of 110312197 in words is "one hundred ten million, three hundred twelve thousand, one hundred ninety-seven".