100009983959 has 4 divisors (see below), whose sum is σ = 100011082416. Its totient is φ = 100008885504.

The previous prime is 100009983911. The next prime is 100009983991. The reversal of 100009983959 is 959389900001.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 100009983959 - 2²⁸ = 99741548503 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 100009983959.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100009982959) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 398954 + ... + 599319.

It is an arithmetic number, because the mean of its divisors is an integer number (25002770604).

Almost surely, 2^100009983959 is an apocalyptic number.

100009983959 is a deficient number, since it is larger than the sum of its proper divisors (1098457).

100009983959 is an equidigital number, since it uses as much as digits as its factorization.

100009983959 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1098456.

The product of its (nonzero) digits is 787320, while the sum is 53.

The spelling of 100009983959 in words is "one hundred billion, nine million, nine hundred eighty-three thousand, nine hundred fifty-nine".