11696537 has 4 divisors (see below), whose sum is σ = 11703396. Its totient is φ = 11689680.

The previous prime is 11696479. The next prime is 11696543. The reversal of 11696537 is 73569611.

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, and also an emirpimes, since its reverse is a distinct semiprime: 73569611 = 5281 ⋅13931.

It can be written as a sum of positive squares in 2 ways, for example, as 4748041 + 6948496 = 2179^2 + 2636^2 .

It is a cyclic number.

It is not a de Polignac number, because 11696537 - 2⁸ = 11696281 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11696537.

It is not an unprimeable number, because it can be changed into a prime (11696137) 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, 1343 + ... + 5019.

It is an arithmetic number, because the mean of its divisors is an integer number (2925849).

Almost surely, 2^11696537 is an apocalyptic number.

It is an amenable number.

11696537 is a deficient number, since it is larger than the sum of its proper divisors (6859).

11696537 is an equidigital number, since it uses as much as digits as its factorization.

11696537 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6858.

The product of its digits is 34020, while the sum is 38.

The square root of 11696537 is about 3420.0200291811. The cubic root of 11696537 is about 226.9964679533.

The spelling of 11696537 in words is "eleven million, six hundred ninety-six thousand, five hundred thirty-seven".