11713783 has 4 divisors (see below), whose sum is σ = 11748880. Its totient is φ = 11678688.

The previous prime is 11713781. The next prime is 11713813. The reversal of 11713783 is 38731711.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11713783 - 2¹ = 11713781 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 (11713781) 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, 17043 + ... + 17716.

It is an arithmetic number, because the mean of its divisors is an integer number (2937220).

Almost surely, 2^11713783 is an apocalyptic number.

11713783 is a deficient number, since it is larger than the sum of its proper divisors (35097).

11713783 is an equidigital number, since it uses as much as digits as its factorization.

11713783 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35096.

The product of its digits is 3528, while the sum is 31.

The square root of 11713783 is about 3422.5404307327. The cubic root of 11713783 is about 227.1079784117.

The spelling of 11713783 in words is "eleven million, seven hundred thirteen thousand, seven hundred eighty-three".