11134047121 has 4 divisors (see below), whose sum is σ = 11144016052. Its totient is φ = 11124078192.

The previous prime is 11134047103. The next prime is 11134047193. The reversal of 11134047121 is 12174043111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 12174043111 = 17 ⋅716120183.

It can be written as a sum of positive squares in 2 ways, for example, as 4403649600 + 6730397521 = 66360^2 + 82039^2 .

It is a cyclic number.

It is not a de Polignac number, because 11134047121 - 2¹¹ = 11134045073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11134047521) 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, 4982790 + ... + 4985023.

It is an arithmetic number, because the mean of its divisors is an integer number (2786004013).

Almost surely, 2^11134047121 is an apocalyptic number.

It is an amenable number.

11134047121 is a deficient number, since it is larger than the sum of its proper divisors (9968931).

11134047121 is an equidigital number, since it uses as much as digits as its factorization.

11134047121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9968930.

The product of its (nonzero) digits is 672, while the sum is 25.

The spelling of 11134047121 in words is "eleven billion, one hundred thirty-four million, forty-seven thousand, one hundred twenty-one".