260104213 has 2 divisors, whose sum is σ = 260104214. Its totient is φ = 260104212.

The previous prime is 260104151. The next prime is 260104259. The reversal of 260104213 is 312401062.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 220879044 + 39225169 = 14862^2 + 6263^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-260104213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (260104283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130052106 + 130052107.

It is an arithmetic number, because the mean of its divisors is an integer number (130052107).

Almost surely, 2^260104213 is an apocalyptic number.

It is an amenable number.

260104213 is a deficient number, since it is larger than the sum of its proper divisors (1).

260104213 is an equidigital number, since it uses as much as digits as its factorization.

260104213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 260104213 is about 16127.7466807983. The cubic root of 260104213 is about 638.3356928441.

Adding to 260104213 its reverse (312401062), we get a palindrome (572505275).

The spelling of 260104213 in words is "two hundred sixty million, one hundred four thousand, two hundred thirteen".