11857193317 has 16 divisors (see below), whose sum is σ = 12548196864. Its totient is φ = 11185920000.

The previous prime is 11857193297. The next prime is 11857193353. The reversal of 11857193317 is 71339175811.

It is a cyclic number.

It is not a de Polignac number, because 11857193317 - 2⁷ = 11857193189 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11857193017) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2031958 + ... + 2037784.

It is an arithmetic number, because the mean of its divisors is an integer number (784262304).

Almost surely, 2^11857193317 is an apocalyptic number.

It is an amenable number.

11857193317 is a deficient number, since it is larger than the sum of its proper divisors (691003547).

11857193317 is a wasteful number, since it uses less digits than its factorization.

11857193317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7500.

The product of its digits is 158760, while the sum is 46.

The spelling of 11857193317 in words is "eleven billion, eight hundred fifty-seven million, one hundred ninety-three thousand, three hundred seventeen".