11717357 has 4 divisors (see below), whose sum is σ = 12334080. Its totient is φ = 11100636.

The previous prime is 11717353. The next prime is 11717393. The reversal of 11717357 is 75371711.

11717357 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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: 75371711 = 193 ⋅390527.

It is not a de Polignac number, because 11717357 - 2² = 11717353 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 (11717351) 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, 308333 + ... + 308370.

It is an arithmetic number, because the mean of its divisors is an integer number (3083520).

Almost surely, 2^11717357 is an apocalyptic number.

It is an amenable number.

11717357 is a deficient number, since it is larger than the sum of its proper divisors (616723).

11717357 is an equidigital number, since it uses as much as digits as its factorization.

11717357 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 616722.

The product of its digits is 5145, while the sum is 32.

The square root of 11717357 is about 3423.0625176879. The cubic root of 11717357 is about 227.1310737510.

The spelling of 11717357 in words is "eleven million, seven hundred seventeen thousand, three hundred fifty-seven".