11513263 has 2 divisors, whose sum is σ = 11513264. Its totient is φ = 11513262.

The previous prime is 11513239. The next prime is 11513269. The reversal of 11513263 is 36231511.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (36231511) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11513263 - 2¹³ = 11505071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11513269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5756631 + 5756632.

It is an arithmetic number, because the mean of its divisors is an integer number (5756632).

Almost surely, 2^11513263 is an apocalyptic number.

11513263 is a deficient number, since it is larger than the sum of its proper divisors (1).

11513263 is an equidigital number, since it uses as much as digits as its factorization.

11513263 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 540, while the sum is 22.

The square root of 11513263 is about 3393.1199507238. The cubic root of 11513263 is about 225.8046122372.

Adding to 11513263 its reverse (36231511), we get a palindrome (47744774).

It can be divided in two parts, 1151326 and 3, that added together give a square (1151329 = 1073²).

The spelling of 11513263 in words is "eleven million, five hundred thirteen thousand, two hundred sixty-three".