100351804409 has 2 divisors, whose sum is σ = 100351804410. Its totient is φ = 100351804408.

The previous prime is 100351804391. The next prime is 100351804433. The reversal of 100351804409 is 904408153001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 78624160000 + 21727644409 = 280400^2 + 147403^2 .

It is an emirp because it is prime and its reverse (904408153001) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 100351804409 - 2⁸ = 100351804153 is a prime.

It is not a weakly prime, because it can be changed into another prime (100351804009) 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 as a sum of consecutive naturals, namely, 50175902204 + 50175902205.

It is an arithmetic number, because the mean of its divisors is an integer number (50175902205).

Almost surely, 2^100351804409 is an apocalyptic number.

It is an amenable number.

100351804409 is a deficient number, since it is larger than the sum of its proper divisors (1).

100351804409 is an equidigital number, since it uses as much as digits as its factorization.

100351804409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17280, while the sum is 35.

The spelling of 100351804409 in words is "one hundred billion, three hundred fifty-one million, eight hundred four thousand, four hundred nine".