104403129749 has 2 divisors, whose sum is σ = 104403129750. Its totient is φ = 104403129748.

The previous prime is 104403129703. The next prime is 104403129863. The reversal of 104403129749 is 947921304401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 103767736900 + 635392849 = 322130^2 + 25207^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-104403129749 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (104403129049) 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, 52201564874 + 52201564875.

It is an arithmetic number, because the mean of its divisors is an integer number (52201564875).

Almost surely, 2^104403129749 is an apocalyptic number.

It is an amenable number.

104403129749 is a deficient number, since it is larger than the sum of its proper divisors (1).

104403129749 is an equidigital number, since it uses as much as digits as its factorization.

104403129749 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 217728, while the sum is 44.

The spelling of 104403129749 in words is "one hundred four billion, four hundred three million, one hundred twenty-nine thousand, seven hundred forty-nine".