11134021 has 2 divisors, whose sum is σ = 11134022. Its totient is φ = 11134020.

The previous prime is 11134009. The next prime is 11134027. The reversal of 11134021 is 12043111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10304100 + 829921 = 3210^2 + 911^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11134021 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11133992 and 11134010.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11134027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5567010 + 5567011.

It is an arithmetic number, because the mean of its divisors is an integer number (5567011).

Almost surely, 2^11134021 is an apocalyptic number.

It is an amenable number.

11134021 is a deficient number, since it is larger than the sum of its proper divisors (1).

11134021 is an equidigital number, since it uses as much as digits as its factorization.

11134021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 11134021 is about 3336.7680470779. The cubic root of 11134021 is about 223.2975777515.

Adding to 11134021 its reverse (12043111), we get a palindrome (23177132).

The spelling of 11134021 in words is "eleven million, one hundred thirty-four thousand, twenty-one".