11823833473 has 4 divisors (see below), whose sum is σ = 12205247488. Its totient is φ = 11442419460.

The previous prime is 11823833459. The next prime is 11823833561. The reversal of 11823833473 is 37433832811.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 37433832811 = 26833 ⋅1395067.

It is a cyclic number.

It is not a de Polignac number, because 11823833473 - 2²¹ = 11821736321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11823831473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 190706961 + ... + 190707022.

It is an arithmetic number, because the mean of its divisors is an integer number (3051311872).

Almost surely, 2^11823833473 is an apocalyptic number.

It is an amenable number.

11823833473 is a deficient number, since it is larger than the sum of its proper divisors (381414015).

11823833473 is an equidigital number, since it uses as much as digits as its factorization.

11823833473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 381414014.

The product of its digits is 290304, while the sum is 43.

The spelling of 11823833473 in words is "eleven billion, eight hundred twenty-three million, eight hundred thirty-three thousand, four hundred seventy-three".