11423444011 has 8 divisors (see below), whose sum is σ = 13150660320. Its totient is φ = 9720051648.

The previous prime is 11423444009. The next prime is 11423444033. The reversal of 11423444011 is 11044432411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11423444011 - 2¹ = 11423444009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11423444041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5954956 + ... + 5956873.

It is an arithmetic number, because the mean of its divisors is an integer number (1643832540).

Almost surely, 2^11423444011 is an apocalyptic number.

11423444011 is a deficient number, since it is larger than the sum of its proper divisors (1727216309).

11423444011 is a wasteful number, since it uses less digits than its factorization.

11423444011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11911973.

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 11423444011 its reverse (11044432411), we get a palindrome (22467876422).

The spelling of 11423444011 in words is "eleven billion, four hundred twenty-three million, four hundred forty-four thousand, eleven".