11044434031 has 4 divisors (see below), whose sum is σ = 11084305912. Its totient is φ = 11004562152.

The previous prime is 11044434017. The next prime is 11044434053. The reversal of 11044434031 is 13043444011.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11044434031 is a prime.

It is a super-2 number, since 2×11044434031² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11044433987 and 11044434005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11044434091) 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, 19935525 + ... + 19936078.

It is an arithmetic number, because the mean of its divisors is an integer number (2771076478).

Almost surely, 2^11044434031 is an apocalyptic number.

11044434031 is a deficient number, since it is larger than the sum of its proper divisors (39871881).

11044434031 is an equidigital number, since it uses as much as digits as its factorization.

11044434031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39871880.

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

Adding to 11044434031 its reverse (13043444011), we get a palindrome (24087878042).

The spelling of 11044434031 in words is "eleven billion, forty-four million, four hundred thirty-four thousand, thirty-one".