106669807 has 2 divisors, whose sum is σ = 106669808. Its totient is φ = 106669806.

The previous prime is 106669789. The next prime is 106669813. The reversal of 106669807 is 708966601.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-106669807 is a prime.

It is a super-2 number, since 2×106669807² = 22756895450834498, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (106669847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53334903 + 53334904.

It is an arithmetic number, because the mean of its divisors is an integer number (53334904).

Almost surely, 2^106669807 is an apocalyptic number.

106669807 is a deficient number, since it is larger than the sum of its proper divisors (1).

106669807 is an equidigital number, since it uses as much as digits as its factorization.

106669807 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108864, while the sum is 43.

The square root of 106669807 is about 10328.1076195013. The cubic root of 106669807 is about 474.2570946491.

The spelling of 106669807 in words is "one hundred six million, six hundred sixty-nine thousand, eight hundred seven".