105791669 has 2 divisors, whose sum is σ = 105791670. Its totient is φ = 105791668.

The previous prime is 105791659. The next prime is 105791671. The reversal of 105791669 is 966197501.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 105308644 + 483025 = 10262^2 + 695^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-105791669 is a prime.

It is a super-2 number, since 2×105791669² = 22383754459611122, which contains 22 as substring.

Together with 105791671, 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 (105791659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52895834 + 52895835.

It is an arithmetic number, because the mean of its divisors is an integer number (52895835).

Almost surely, 2^105791669 is an apocalyptic number.

It is an amenable number.

105791669 is a deficient number, since it is larger than the sum of its proper divisors (1).

105791669 is an equidigital number, since it uses as much as digits as its factorization.

105791669 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 102060, while the sum is 44.

The square root of 105791669 is about 10285.5077171718. The cubic root of 105791669 is about 472.9520979162.

The spelling of 105791669 in words is "one hundred five million, seven hundred ninety-one thousand, six hundred sixty-nine".