11325646537 has 4 divisors (see below), whose sum is σ = 11329763220. Its totient is φ = 11321529856.

The previous prime is 11325646489. The next prime is 11325646601. The reversal of 11325646537 is 73564652311.

11325646537 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in 2 ways, for example, as 9475270281 + 1850376256 = 97341^2 + 43016^2 .

It is a cyclic number.

It is not a de Polignac number, because 11325646537 - 2¹⁵ = 11325613769 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11325646493 and 11325646502.

It is not an unprimeable number, because it can be changed into a prime (11325646037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2054212 + ... + 2059717.

It is an arithmetic number, because the mean of its divisors is an integer number (2832440805).

Almost surely, 2^11325646537 is an apocalyptic number.

It is an amenable number.

11325646537 is a deficient number, since it is larger than the sum of its proper divisors (4116683).

11325646537 is an equidigital number, since it uses as much as digits as its factorization.

11325646537 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4116682.

The product of its digits is 453600, while the sum is 43.

The spelling of 11325646537 in words is "eleven billion, three hundred twenty-five million, six hundred forty-six thousand, five hundred thirty-seven".