11573902843 has 4 divisors (see below), whose sum is σ = 11576146248. Its totient is φ = 11571659440.

The previous prime is 11573902819. The next prime is 11573902853. The reversal of 11573902843 is 34820937511.

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 11573902843 - 2¹⁷ = 11573771771 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 11573902843.

It is not an unprimeable number, because it can be changed into a prime (11573902853) 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, 1113946 + ... + 1124287.

It is an arithmetic number, because the mean of its divisors is an integer number (2894036562).

Almost surely, 2^11573902843 is an apocalyptic number.

11573902843 is a deficient number, since it is larger than the sum of its proper divisors (2243405).

11573902843 is an equidigital number, since it uses as much as digits as its factorization.

11573902843 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2243404.

The product of its (nonzero) digits is 181440, while the sum is 43.

The spelling of 11573902843 in words is "eleven billion, five hundred seventy-three million, nine hundred two thousand, eight hundred forty-three".