263274064241 has 2 divisors, whose sum is σ = 263274064242. Its totient is φ = 263274064240.

The previous prime is 263274064171. The next prime is 263274064253. The reversal of 263274064241 is 142460472362.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 149904480625 + 113369583616 = 387175^2 + 336704^2 .

It is a cyclic number.

It is not a de Polignac number, because 263274064241 - 2¹⁴ = 263274047857 is a prime.

It is not a weakly prime, because it can be changed into another prime (263274064541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 131637032120 + 131637032121.

It is an arithmetic number, because the mean of its divisors is an integer number (131637032121).

Almost surely, 2^263274064241 is an apocalyptic number.

It is an amenable number.

263274064241 is a deficient number, since it is larger than the sum of its proper divisors (1).

263274064241 is an equidigital number, since it uses as much as digits as its factorization.

263274064241 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 387072, while the sum is 41.

The spelling of 263274064241 in words is "two hundred sixty-three billion, two hundred seventy-four million, sixty-four thousand, two hundred forty-one".