11696539 has 4 divisors (see below), whose sum is σ = 11707480. Its totient is φ = 11685600.

The previous prime is 11696479. The next prime is 11696543. The reversal of 11696539 is 93569611.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 11696539 - 2¹¹ = 11694491 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11696569) 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, 3669 + ... + 6070.

It is an arithmetic number, because the mean of its divisors is an integer number (2926870).

Almost surely, 2^11696539 is an apocalyptic number.

11696539 is a deficient number, since it is larger than the sum of its proper divisors (10941).

11696539 is an equidigital number, since it uses as much as digits as its factorization.

11696539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10940.

The product of its digits is 43740, while the sum is 40.

The square root of 11696539 is about 3420.0203215771. The cubic root of 11696539 is about 226.9964808914.

The spelling of 11696539 in words is "eleven million, six hundred ninety-six thousand, five hundred thirty-nine".