10000209959 has 2 divisors, whose sum is σ = 10000209960. Its totient is φ = 10000209958.

The previous prime is 10000209953. The next prime is 10000210007. The reversal of 10000209959 is 95990200001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10000209959 - 2¹² = 10000205863 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10000209953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5000104979 + 5000104980.

It is an arithmetic number, because the mean of its divisors is an integer number (5000104980).

Almost surely, 2^10000209959 is an apocalyptic number.

10000209959 is a deficient number, since it is larger than the sum of its proper divisors (1).

10000209959 is an equidigital number, since it uses as much as digits as its factorization.

10000209959 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7290, while the sum is 35.

The spelling of 10000209959 in words is "ten billion, two hundred nine thousand, nine hundred fifty-nine".