10194994841 has 2 divisors, whose sum is σ = 10194994842. Its totient is φ = 10194994840.

The previous prime is 10194994813. The next prime is 10194994879. The reversal of 10194994841 is 14849949101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7948614025 + 2246380816 = 89155^2 + 47396^2 .

It is a cyclic number.

It is not a de Polignac number, because 10194994841 - 2¹⁰ = 10194993817 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10194994841.

It is not a weakly prime, because it can be changed into another prime (10194994811) 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, 5097497420 + 5097497421.

It is an arithmetic number, because the mean of its divisors is an integer number (5097497421).

Almost surely, 2^10194994841 is an apocalyptic number.

It is an amenable number.

10194994841 is a deficient number, since it is larger than the sum of its proper divisors (1).

10194994841 is an equidigital number, since it uses as much as digits as its factorization.

10194994841 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 373248, while the sum is 50.

The spelling of 10194994841 in words is "ten billion, one hundred ninety-four million, nine hundred ninety-four thousand, eight hundred forty-one".