1126443441 has 4 divisors (see below), whose sum is σ = 1501924592. Its totient is φ = 750962292.

The previous prime is 1126443431. The next prime is 1126443457. The reversal of 1126443441 is 1443446211.

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 de Polignac number, because none of the positive numbers 2^k-1126443441 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1126443399 and 1126443408.

It is not an unprimeable number, because it can be changed into a prime (1126443401) 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, 187740571 + ... + 187740576.

It is an arithmetic number, because the mean of its divisors is an integer number (375481148).

Almost surely, 2^1126443441 is an apocalyptic number.

It is an amenable number.

1126443441 is a deficient number, since it is larger than the sum of its proper divisors (375481151).

1126443441 is an equidigital number, since it uses as much as digits as its factorization.

1126443441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 375481150.

The product of its digits is 9216, while the sum is 30.

The square root of 1126443441 is about 33562.5303128355. The cubic root of 1126443441 is about 1040.4865330177.

Adding to 1126443441 its reverse (1443446211), we get a palindrome (2569889652).

The spelling of 1126443441 in words is "one billion, one hundred twenty-six million, four hundred forty-three thousand, four hundred forty-one".