106026191 has 2 divisors, whose sum is σ = 106026192. Its totient is φ = 106026190.

The previous prime is 106026187. The next prime is 106026203. The reversal of 106026191 is 191620601.

It is a weak prime.

It is an emirp because it is prime and its reverse (191620601) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 106026191 - 2² = 106026187 is a prime.

It is a super-2 number, since 2×106026191² = 22483106355936962, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 106026191.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (106026131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53013095 + 53013096.

It is an arithmetic number, because the mean of its divisors is an integer number (53013096).

Almost surely, 2^106026191 is an apocalyptic number.

106026191 is a deficient number, since it is larger than the sum of its proper divisors (1).

106026191 is an equidigital number, since it uses as much as digits as its factorization.

106026191 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 26.

The square root of 106026191 is about 10296.9020098280. The cubic root of 106026191 is about 473.3013245674.

Adding to 106026191 its reverse (191620601), we get a palindrome (297646792).

The spelling of 106026191 in words is "one hundred six million, twenty-six thousand, one hundred ninety-one".