11261502317 has 4 divisors (see below), whose sum is σ = 12127771740. Its totient is φ = 10395232896.

The previous prime is 11261502313. The next prime is 11261502319. The reversal of 11261502317 is 71320516211.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1332177001 + 9929325316 = 36499^2 + 99646^2 .

It is a cyclic number.

It is not a de Polignac number, because 11261502317 - 2² = 11261502313 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11261502317.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11261502313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 433134692 + ... + 433134717.

It is an arithmetic number, because the mean of its divisors is an integer number (3031942935).

Almost surely, 2^11261502317 is an apocalyptic number.

It is an amenable number.

11261502317 is a deficient number, since it is larger than the sum of its proper divisors (866269423).

11261502317 is an equidigital number, since it uses as much as digits as its factorization.

11261502317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 866269422.

The product of its (nonzero) digits is 2520, while the sum is 29.

The spelling of 11261502317 in words is "eleven billion, two hundred sixty-one million, five hundred two thousand, three hundred seventeen".