206106707 has 2 divisors, whose sum is σ = 206106708. Its totient is φ = 206106706.

The previous prime is 206106671. The next prime is 206106757. The reversal of 206106707 is 707601602.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-206106707 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 206106707.

It is not a weakly prime, because it can be changed into another prime (206106757) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 103053353 + 103053354.

It is an arithmetic number, because the mean of its divisors is an integer number (103053354).

Almost surely, 2^206106707 is an apocalyptic number.

206106707 is a deficient number, since it is larger than the sum of its proper divisors (1).

206106707 is an equidigital number, since it uses as much as digits as its factorization.

206106707 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3528, while the sum is 29.

The square root of 206106707 is about 14356.4169276320. The cubic root of 206106707 is about 590.6960157118.

The spelling of 206106707 in words is "two hundred six million, one hundred six thousand, seven hundred seven".