11506117 has 16 divisors (see below), whose sum is σ = 13773312. Its totient is φ = 9406080.

The previous prime is 11506097. The next prime is 11506139. The reversal of 11506117 is 71160511.

It is a cyclic number.

It is not a de Polignac number, because 11506117 - 2¹⁵ = 11473349 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (71506117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13063 + ... + 13915.

It is an arithmetic number, because the mean of its divisors is an integer number (860832).

Almost surely, 2^11506117 is an apocalyptic number.

It is an amenable number.

11506117 is a deficient number, since it is larger than the sum of its proper divisors (2267195).

11506117 is an equidigital number, since it uses as much as digits as its factorization.

11506117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 948.

The product of its (nonzero) digits is 210, while the sum is 22.

The square root of 11506117 is about 3392.0667741069. The cubic root of 11506117 is about 225.7578854400.

Adding to 11506117 its reverse (71160511), we get a palindrome (82666628).

The spelling of 11506117 in words is "eleven million, five hundred six thousand, one hundred seventeen".