11114321791 has 4 divisors (see below), whose sum is σ = 11124918000. Its totient is φ = 11103725584.

The previous prime is 11114321773. The next prime is 11114321797. The reversal of 11114321791 is 19712341111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 19712341111 = 47 ⋅419411513.

It is a cyclic number.

It is not a de Polignac number, because 11114321791 - 2⁹ = 11114321279 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11114321797) 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, 5296531 + ... + 5298628.

It is an arithmetic number, because the mean of its divisors is an integer number (2781229500).

Almost surely, 2^11114321791 is an apocalyptic number.

11114321791 is a deficient number, since it is larger than the sum of its proper divisors (10596209).

11114321791 is a wasteful number, since it uses less digits than its factorization.

11114321791 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10596208.

The product of its digits is 1512, while the sum is 31.

The spelling of 11114321791 in words is "eleven billion, one hundred fourteen million, three hundred twenty-one thousand, seven hundred ninety-one".