11034312172 has 18 divisors (see below), whose sum is σ = 20909696388. Its totient is φ = 5092759152.

The previous prime is 11034312119. The next prime is 11034312181. The reversal of 11034312172 is 27121343011.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8160798 + ... + 8162149.

Almost surely, 2^11034312172 is an apocalyptic number.

It is an amenable number.

11034312172 is a deficient number, since it is larger than the sum of its proper divisors (9875384216).

11034312172 is a wasteful number, since it uses less digits than its factorization.

11034312172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16322977 (or 16322962 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 25.

Adding to 11034312172 its reverse (27121343011), we get a palindrome (38155655183).

The spelling of 11034312172 in words is "eleven billion, thirty-four million, three hundred twelve thousand, one hundred seventy-two".