106611311 has 2 divisors, whose sum is σ = 106611312. Its totient is φ = 106611310.

The previous prime is 106611287. The next prime is 106611313. The reversal of 106611311 is 113116601.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-106611311 is a prime.

It is a super-2 number, since 2×106611311² = 22731943266277442, which contains 22 as substring.

Together with 106611313, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (106611313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53305655 + 53305656.

It is an arithmetic number, because the mean of its divisors is an integer number (53305656).

Almost surely, 2^106611311 is an apocalyptic number.

106611311 is a deficient number, since it is larger than the sum of its proper divisors (1).

106611311 is an equidigital number, since it uses as much as digits as its factorization.

106611311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 20.

The square root of 106611311 is about 10325.2753474181. The cubic root of 106611311 is about 474.1703871528.

Adding to 106611311 its reverse (113116601), we get a palindrome (219727912).

The spelling of 106611311 in words is "one hundred six million, six hundred eleven thousand, three hundred eleven".