11553317 has 4 divisors (see below), whose sum is σ = 11644416. Its totient is φ = 11462220.

The previous prime is 11553313. The next prime is 11553341. The reversal of 11553317 is 71335511.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 71335511 = 13 ⋅5487347.

It is a cyclic number.

It is not a de Polignac number, because 11553317 - 2² = 11553313 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11553313) 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, 45359 + ... + 45612.

It is an arithmetic number, because the mean of its divisors is an integer number (2911104).

Almost surely, 2^11553317 is an apocalyptic number.

It is an amenable number.

11553317 is a deficient number, since it is larger than the sum of its proper divisors (91099).

11553317 is an equidigital number, since it uses as much as digits as its factorization.

11553317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91098.

The product of its digits is 1575, while the sum is 26.

The square root of 11553317 is about 3399.0170637995. The cubic root of 11553317 is about 226.0661630494.

Adding to 11553317 its reverse (71335511), we get a palindrome (82888828).

The spelling of 11553317 in words is "eleven million, five hundred fifty-three thousand, three hundred seventeen".