263589713 has 2 divisors, whose sum is σ = 263589714. Its totient is φ = 263589712.

The previous prime is 263589707. The next prime is 263589719. The reversal of 263589713 is 317985362.

It is a balanced prime because it is at equal distance from previous prime (263589707) and next prime (263589719).

It can be written as a sum of positive squares in only one way, i.e., 158055184 + 105534529 = 12572^2 + 10273^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-263589713 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (263589719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 131794856 + 131794857.

It is an arithmetic number, because the mean of its divisors is an integer number (131794857).

Almost surely, 2^263589713 is an apocalyptic number.

It is an amenable number.

263589713 is a deficient number, since it is larger than the sum of its proper divisors (1).

263589713 is an equidigital number, since it uses as much as digits as its factorization.

263589713 is an evil number, because the sum of its binary digits is even.

The product of its digits is 272160, while the sum is 44.

The square root of 263589713 is about 16235.4461903577. The cubic root of 263589713 is about 641.1743680266.

The spelling of 263589713 in words is "two hundred sixty-three million, five hundred eighty-nine thousand, seven hundred thirteen".