106905269 has 2 divisors, whose sum is σ = 106905270. Its totient is φ = 106905268.

The previous prime is 106905263. The next prime is 106905277. The reversal of 106905269 is 962509601.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 78411025 + 28494244 = 8855^2 + 5338^2 .

It is a cyclic number.

It is not a de Polignac number, because 106905269 - 2⁸ = 106905013 is a prime.

It is a super-2 number, since 2×106905269² = 22857473079924722, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (106905263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53452634 + 53452635.

It is an arithmetic number, because the mean of its divisors is an integer number (53452635).

Almost surely, 2^106905269 is an apocalyptic number.

It is an amenable number.

106905269 is a deficient number, since it is larger than the sum of its proper divisors (1).

106905269 is an equidigital number, since it uses as much as digits as its factorization.

106905269 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 29160, while the sum is 38.

The square root of 106905269 is about 10339.5004231346. The cubic root of 106905269 is about 474.6057951910.

The spelling of 106905269 in words is "one hundred six million, nine hundred five thousand, two hundred sixty-nine".