11126429 has 4 divisors (see below), whose sum is σ = 11133180. Its totient is φ = 11119680.

The previous prime is 11126417. The next prime is 11126471. The reversal of 11126429 is 92462111.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 92462111 = 7 ⋅13208873.

It can be written as a sum of positive squares in 2 ways, for example, as 7166329 + 3960100 = 2677^2 + 1990^2 .

It is a cyclic number.

It is not a de Polignac number, because 11126429 - 2⁸ = 11126173 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11126398 and 11126407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11126029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 917 + ... + 4805.

It is an arithmetic number, because the mean of its divisors is an integer number (2783295).

Almost surely, 2^11126429 is an apocalyptic number.

It is an amenable number.

11126429 is a deficient number, since it is larger than the sum of its proper divisors (6751).

11126429 is an equidigital number, since it uses as much as digits as its factorization.

11126429 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6750.

The product of its digits is 864, while the sum is 26.

The square root of 11126429 is about 3335.6302253098. The cubic root of 11126429 is about 223.2468126033.

The spelling of 11126429 in words is "eleven million, one hundred twenty-six thousand, four hundred twenty-nine".