263580113 has 2 divisors, whose sum is σ = 263580114. Its totient is φ = 263580112.

The previous prime is 263580091. The next prime is 263580131. The reversal of 263580113 is 311085362.

Together with next prime (263580131) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 263185729 + 394384 = 16223^2 + 628^2 .

It is a cyclic number.

It is not a de Polignac number, because 263580113 - 2¹² = 263576017 is a prime.

It is not a weakly prime, because it can be changed into another prime (263580143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 131790056 + 131790057.

It is an arithmetic number, because the mean of its divisors is an integer number (131790057).

Almost surely, 2^263580113 is an apocalyptic number.

It is an amenable number.

263580113 is a deficient number, since it is larger than the sum of its proper divisors (1).

263580113 is an equidigital number, since it uses as much as digits as its factorization.

263580113 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 263580113 is about 16235.1505382611. The cubic root of 263580113 is about 641.1665840245.

The spelling of 263580113 in words is "two hundred sixty-three million, five hundred eighty thousand, one hundred thirteen".