11126642 has 4 divisors (see below), whose sum is σ = 16689966. Its totient is φ = 5563320.

The previous prime is 11126629. The next prime is 11126657. The reversal of 11126642 is 24662111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 24662111 = 191 ⋅129121.

It can be written as a sum of positive squares in only one way, i.e., 9616201 + 1510441 = 3101^2 + 1229^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 2781659 + ... + 2781662.

Almost surely, 2^11126642 is an apocalyptic number.

11126642 is a deficient number, since it is larger than the sum of its proper divisors (5563324).

11126642 is an equidigital number, since it uses as much as digits as its factorization.

11126642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5563323.

The product of its digits is 576, while the sum is 23.

The square root of 11126642 is about 3335.6621531564. The cubic root of 11126642 is about 223.2482371774.

Adding to 11126642 its reverse (24662111), we get a palindrome (35788753).

The spelling of 11126642 in words is "eleven million, one hundred twenty-six thousand, six hundred forty-two".