104403130261 has 2 divisors, whose sum is σ = 104403130262. Its totient is φ = 104403130260.

The previous prime is 104403130189. The next prime is 104403130313. The reversal of 104403130261 is 162031304401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 103803174225 + 599956036 = 322185^2 + 24494^2 .

It is a cyclic number.

It is not a de Polignac number, because 104403130261 - 2⁹ = 104403129749 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (104403130561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52201565130 + 52201565131.

It is an arithmetic number, because the mean of its divisors is an integer number (52201565131).

Almost surely, 2^104403130261 is an apocalyptic number.

It is an amenable number.

104403130261 is a deficient number, since it is larger than the sum of its proper divisors (1).

104403130261 is an equidigital number, since it uses as much as digits as its factorization.

104403130261 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 104403130261 its reverse (162031304401), we get a palindrome (266434434662).

The spelling of 104403130261 in words is "one hundred four billion, four hundred three million, one hundred thirty thousand, two hundred sixty-one".