11805476353 has 4 divisors (see below), whose sum is σ = 12878701488. Its totient is φ = 10732251220.

The previous prime is 11805476351. The next prime is 11805476357. The reversal of 11805476353 is 35367450811.

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.

It is a cyclic number.

It is not a de Polignac number, because 11805476353 - 2¹ = 11805476351 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11805476351) 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, 536612551 + ... + 536612572.

It is an arithmetic number, because the mean of its divisors is an integer number (3219675372).

Almost surely, 2^11805476353 is an apocalyptic number.

It is an amenable number.

11805476353 is a deficient number, since it is larger than the sum of its proper divisors (1073225135).

11805476353 is a wasteful number, since it uses less digits than its factorization.

11805476353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1073225134.

The product of its (nonzero) digits is 302400, while the sum is 43.

The spelling of 11805476353 in words is "eleven billion, eight hundred five million, four hundred seventy-six thousand, three hundred fifty-three".