11317539 has 8 divisors (see below), whose sum is σ = 15157440. Its totient is φ = 7511336.

The previous prime is 11317531. The next prime is 11317543. The reversal of 11317539 is 93571311.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11317539 - 2³ = 11317531 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11317531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7629 + ... + 8990.

It is an arithmetic number, because the mean of its divisors is an integer number (1894680).

Almost surely, 2^11317539 is an apocalyptic number.

11317539 is a deficient number, since it is larger than the sum of its proper divisors (3839901).

11317539 is a wasteful number, since it uses less digits than its factorization.

11317539 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16849.

The product of its digits is 2835, while the sum is 30.

The square root of 11317539 is about 3364.1550202094. The cubic root of 11317539 is about 224.5177423920.

The spelling of 11317539 in words is "eleven million, three hundred seventeen thousand, five hundred thirty-nine".