11604099973 has 4 divisors (see below), whose sum is σ = 11625549868. Its totient is φ = 11582650080.

The previous prime is 11604099961. The next prime is 11604099977. The reversal of 11604099973 is 37999040611.

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 2426843169 + 9177256804 = 49263^2 + 95798^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11604099973 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 (11604099977) 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, 10724136 + ... + 10725217.

It is an arithmetic number, because the mean of its divisors is an integer number (2906387467).

Almost surely, 2^11604099973 is an apocalyptic number.

It is an amenable number.

11604099973 is a deficient number, since it is larger than the sum of its proper divisors (21449895).

11604099973 is an equidigital number, since it uses as much as digits as its factorization.

11604099973 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21449894.

The product of its (nonzero) digits is 367416, while the sum is 49.

The spelling of 11604099973 in words is "eleven billion, six hundred four million, ninety-nine thousand, nine hundred seventy-three".