100091909539 has 2 divisors, whose sum is σ = 100091909540. Its totient is φ = 100091909538.

The previous prime is 100091909513. The next prime is 100091909551. The reversal of 100091909539 is 935909190001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 100091909539 - 2¹⁵ = 100091876771 is a prime.

It is not a weakly prime, because it can be changed into another prime (100091909569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50045954769 + 50045954770.

It is an arithmetic number, because the mean of its divisors is an integer number (50045954770).

Almost surely, 2^100091909539 is an apocalyptic number.

100091909539 is a deficient number, since it is larger than the sum of its proper divisors (1).

100091909539 is an equidigital number, since it uses as much as digits as its factorization.

100091909539 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 98415, while the sum is 46.

The spelling of 100091909539 in words is "one hundred billion, ninety-one million, nine hundred nine thousand, five hundred thirty-nine".