100643094659 has 2 divisors, whose sum is σ = 100643094660. Its totient is φ = 100643094658.

The previous prime is 100643094653. The next prime is 100643094683. The reversal of 100643094659 is 956490346001.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 100643094659 - 2⁸ = 100643094403 is a prime.

It is not a weakly prime, because it can be changed into another prime (100643094653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50321547329 + 50321547330.

It is an arithmetic number, because the mean of its divisors is an integer number (50321547330).

Almost surely, 2^100643094659 is an apocalyptic number.

100643094659 is a deficient number, since it is larger than the sum of its proper divisors (1).

100643094659 is an equidigital number, since it uses as much as digits as its factorization.

100643094659 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 699840, while the sum is 47.

The spelling of 100643094659 in words is "one hundred billion, six hundred forty-three million, ninety-four thousand, six hundred fifty-nine".