11317956 has 24 divisors (see below), whose sum is σ = 28440384. Its totient is φ = 3482400.

The previous prime is 11317951. The next prime is 11317961. The reversal of 11317956 is 65971311.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (11317951) and next prime (11317961).

It is a super-2 number, since 2×11317956² = 256192256035872, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11317951) 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, 36120 + ... + 36431.

It is an arithmetic number, because the mean of its divisors is an integer number (1185016).

Almost surely, 2^11317956 is an apocalyptic number.

It is an amenable number.

11317956 is an abundant number, since it is smaller than the sum of its proper divisors (17122428).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11317956 is a wasteful number, since it uses less digits than its factorization.

11317956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72571 (or 72569 counting only the distinct ones).

The product of its digits is 5670, while the sum is 33.

The square root of 11317956 is about 3364.2169965684. The cubic root of 11317956 is about 224.5204998451.

The spelling of 11317956 in words is "eleven million, three hundred seventeen thousand, nine hundred fifty-six".