100434401959 has 2 divisors, whose sum is σ = 100434401960. Its totient is φ = 100434401958.

The previous prime is 100434401933. The next prime is 100434402023. The reversal of 100434401959 is 959104434001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 100434401959 - 2⁹ = 100434401447 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100434401909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50217200979 + 50217200980.

It is an arithmetic number, because the mean of its divisors is an integer number (50217200980).

Almost surely, 2^100434401959 is an apocalyptic number.

100434401959 is a deficient number, since it is larger than the sum of its proper divisors (1).

100434401959 is an equidigital number, since it uses as much as digits as its factorization.

100434401959 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 77760, while the sum is 40.

The spelling of 100434401959 in words is "one hundred billion, four hundred thirty-four million, four hundred one thousand, nine hundred fifty-nine".