1125110443411 has 4 divisors (see below), whose sum is σ = 1135625494392. Its totient is φ = 1114595392432.

The previous prime is 1125110443399. The next prime is 1125110443421. The reversal of 1125110443411 is 1143440115211.

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

It is a cyclic number.

It is not a de Polignac number, because 1125110443411 - 2³³ = 1116520508819 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1125110443411.

It is not an unprimeable number, because it can be changed into a prime (1125110443421) 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, 5257525330 + ... + 5257525543.

It is an arithmetic number, because the mean of its divisors is an integer number (283906373598).

Almost surely, 2^{1125110443411} is an apocalyptic number.

1125110443411 is a deficient number, since it is larger than the sum of its proper divisors (10515050981).

1125110443411 is a wasteful number, since it uses less digits than its factorization.

1125110443411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10515050980.

The product of its (nonzero) digits is 1920, while the sum is 28.

Adding to 1125110443411 its reverse (1143440115211), we get a palindrome (2268550558622).

The spelling of 1125110443411 in words is "one trillion, one hundred twenty-five billion, one hundred ten million, four hundred forty-three thousand, four hundred eleven".