1069106669 has 2 divisors, whose sum is σ = 1069106670. Its totient is φ = 1069106668.

The previous prime is 1069106651. The next prime is 1069106671. The reversal of 1069106669 is 9666019601.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1053002500 + 16104169 = 32450^2 + 4013^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1069106669 is a prime.

It is a super-2 number, since 2×1069106669² = 2285978139400551122, which contains 22 as substring.

It is a Sophie Germain prime.

Together with 1069106671, it forms a pair of twin primes.

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 (1069106869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 534553334 + 534553335.

It is an arithmetic number, because the mean of its divisors is an integer number (534553335).

Almost surely, 2^1069106669 is an apocalyptic number.

It is an amenable number.

1069106669 is a deficient number, since it is larger than the sum of its proper divisors (1).

1069106669 is an equidigital number, since it uses as much as digits as its factorization.

1069106669 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 104976, while the sum is 44.

The square root of 1069106669 is about 32697.1966535359. The cubic root of 1069106669 is about 1022.5243985626.

The spelling of 1069106669 in words is "one billion, sixty-nine million, one hundred six thousand, six hundred sixty-nine".