11134441121 has 4 divisors (see below), whose sum is σ = 11139788592. Its totient is φ = 11129093652.

The previous prime is 11134441111. The next prime is 11134441139. The reversal of 11134441121 is 12114443111.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11134441121 - 2¹⁸ = 11134178977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11134441111) 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, 2670611 + ... + 2674776.

It is an arithmetic number, because the mean of its divisors is an integer number (2784947148).

Almost surely, 2^11134441121 is an apocalyptic number.

It is an amenable number.

11134441121 is a deficient number, since it is larger than the sum of its proper divisors (5347471).

11134441121 is an equidigital number, since it uses as much as digits as its factorization.

11134441121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5347470.

The product of its digits is 384, while the sum is 23.

Adding to 11134441121 its reverse (12114443111), we get a palindrome (23248884232).

The spelling of 11134441121 in words is "eleven billion, one hundred thirty-four million, four hundred forty-one thousand, one hundred twenty-one".