11445240033 has 16 divisors (see below), whose sum is σ = 16960407360. Its totient is φ = 7628136768.

The previous prime is 11445240029. The next prime is 11445240041. The reversal of 11445240033 is 33004254411.

It is a happy number.

It is not a de Polignac number, because 11445240033 - 2² = 11445240029 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 11445239979 and 11445240006.

It is not an unprimeable number, because it can be changed into a prime (11445242033) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51241 + ... + 159737.

It is an arithmetic number, because the mean of its divisors is an integer number (1060025460).

Almost surely, 2^11445240033 is an apocalyptic number.

It is an amenable number.

11445240033 is a deficient number, since it is larger than the sum of its proper divisors (5515167327).

11445240033 is a wasteful number, since it uses less digits than its factorization.

11445240033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112413 (or 112407 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

Adding to 11445240033 its reverse (33004254411), we get a palindrome (44449494444).

The spelling of 11445240033 in words is "eleven billion, four hundred forty-five million, two hundred forty thousand, thirty-three".