11263709 has 2 divisors, whose sum is σ = 11263710. Its totient is φ = 11263708.

The previous prime is 11263699. The next prime is 11263717. The reversal of 11263709 is 90736211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11222500 + 41209 = 3350^2 + 203^2 .

It is an emirp because it is prime and its reverse (90736211) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11263709 is a prime.

It is a super-2 number, since 2×11263709² = 253742280873362, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11263739) by changing a digit.

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

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5631854 + 5631855.

It is an arithmetic number, because the mean of its divisors is an integer number (5631855).

Almost surely, 2^11263709 is an apocalyptic number.

It is an amenable number.

11263709 is a deficient number, since it is larger than the sum of its proper divisors (1).

11263709 is an equidigital number, since it uses as much as digits as its factorization.

11263709 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2268, while the sum is 29.

The square root of 11263709 is about 3356.1449611124. The cubic root of 11263709 is about 224.1612160536.

The spelling of 11263709 in words is "eleven million, two hundred sixty-three thousand, seven hundred nine".