669107 has 2 divisors, whose sum is σ = 669108. Its totient is φ = 669106.

The previous prime is 669091. The next prime is 669113. The reversal of 669107 is 701966.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 669107 - 2⁴ = 669091 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 669107.

It is not a weakly prime, because it can be changed into another prime (669127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 334553 + 334554.

It is an arithmetic number, because the mean of its divisors is an integer number (334554).

2⁶⁶⁹¹⁰⁷ is an apocalyptic number.

669107 is a deficient number, since it is larger than the sum of its proper divisors (1).

669107 is an equidigital number, since it uses as much as digits as its factorization.

669107 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2268, while the sum is 29.

The square root of 669107 is about 817.9896087360. The cubic root of 669107 is about 87.4645080546.

The spelling of 669107 in words is "six hundred sixty-nine thousand, one hundred seven".