11401044433 has 4 divisors (see below), whose sum is σ = 11435489008. Its totient is φ = 11366599860.

The previous prime is 11401044397. The next prime is 11401044439. The reversal of 11401044433 is 33444010411.

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 a de Polignac number, because none of the positive numbers 2^k-11401044433 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11401044398 and 11401044407.

It is not an unprimeable number, because it can be changed into a prime (11401044439) 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, 17221791 + ... + 17222452.

It is an arithmetic number, because the mean of its divisors is an integer number (2858872252).

Almost surely, 2^11401044433 is an apocalyptic number.

It is an amenable number.

11401044433 is a deficient number, since it is larger than the sum of its proper divisors (34444575).

11401044433 is an equidigital number, since it uses as much as digits as its factorization.

11401044433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34444574.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 11401044433 its reverse (33444010411), we get a palindrome (44845054844).

The spelling of 11401044433 in words is "eleven billion, four hundred one million, forty-four thousand, four hundred thirty-three".