260304515437121 has 2 divisors, whose sum is σ = 260304515437122. Its totient is φ = 260304515437120.

The previous prime is 260304515437103. The next prime is 260304515437177. The reversal of 260304515437121 is 121734515403062.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 247447529116225 + 12856986320896 = 15730465^2 + 3585664^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-260304515437121 is a prime.

It is not a weakly prime, because it can be changed into another prime (260304515439121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130152257718560 + 130152257718561.

It is an arithmetic number, because the mean of its divisors is an integer number (130152257718561).

Almost surely, 2^{260304515437121} is an apocalyptic number.

It is an amenable number.

260304515437121 is a deficient number, since it is larger than the sum of its proper divisors (1).

260304515437121 is an equidigital number, since it uses as much as digits as its factorization.

260304515437121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 604800, while the sum is 44.

The spelling of 260304515437121 in words is "two hundred sixty trillion, three hundred four billion, five hundred fifteen million, four hundred thirty-seven thousand, one hundred twenty-one".