11858713 has 4 divisors (see below), whose sum is σ = 11976228. Its totient is φ = 11741200.

The previous prime is 11858701. The next prime is 11858719. The reversal of 11858713 is 31785811.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 31785811 = 101 ⋅314711.

It can be written as a sum of positive squares in 2 ways, for example, as 10942864 + 915849 = 3308^2 + 957^2 .

It is a cyclic number.

It is not a de Polignac number, because 11858713 - 2⁹ = 11858201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11858719) 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 3 ways as a sum of consecutive naturals, for example, 58606 + ... + 58807.

It is an arithmetic number, because the mean of its divisors is an integer number (2994057).

Almost surely, 2^11858713 is an apocalyptic number.

It is an amenable number.

11858713 is a deficient number, since it is larger than the sum of its proper divisors (117515).

11858713 is a wasteful number, since it uses less digits than its factorization.

11858713 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117514.

The product of its digits is 6720, while the sum is 34.

The square root of 11858713 is about 3443.6482108369. The cubic root of 11858713 is about 228.0407808966.

The spelling of 11858713 in words is "eleven million, eight hundred fifty-eight thousand, seven hundred thirteen".