109706669 has 2 divisors, whose sum is σ = 109706670. Its totient is φ = 109706668.

The previous prime is 109706659. The next prime is 109706677. The reversal of 109706669 is 966607901.

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., 99241444 + 10465225 = 9962^2 + 3235^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-109706669 is a prime.

It is a super-2 number, since 2×109706669² = 24071106446151122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (109706629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54853334 + 54853335.

It is an arithmetic number, because the mean of its divisors is an integer number (54853335).

Almost surely, 2^109706669 is an apocalyptic number.

It is an amenable number.

109706669 is a deficient number, since it is larger than the sum of its proper divisors (1).

109706669 is an equidigital number, since it uses as much as digits as its factorization.

109706669 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 122472, while the sum is 44.

The square root of 109706669 is about 10474.0951399154. The cubic root of 109706669 is about 478.7157059697.

The spelling of 109706669 in words is "one hundred nine million, seven hundred six thousand, six hundred sixty-nine".