263516113 has 16 divisors (see below), whose sum is σ = 307745280. Its totient is φ = 220985856.

The previous prime is 263516101. The next prime is 263516153. The reversal of 263516113 is 311615362.

It is not a de Polignac number, because 263516113 - 2¹⁷ = 263385041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (263516153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60381 + ... + 64597.

It is an arithmetic number, because the mean of its divisors is an integer number (19234080).

Almost surely, 2^263516113 is an apocalyptic number.

It is an amenable number.

263516113 is a deficient number, since it is larger than the sum of its proper divisors (44229167).

263516113 is a wasteful number, since it uses less digits than its factorization.

263516113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4416.

The product of its digits is 3240, while the sum is 28.

The square root of 263516113 is about 16233.1793866759. The cubic root of 263516113 is about 641.1146858462.

The spelling of 263516113 in words is "two hundred sixty-three million, five hundred sixteen thousand, one hundred thirteen".