1126043011 has 8 divisors (see below), whose sum is σ = 1141240320. Its totient is φ = 1110869448.

The previous prime is 1126042969. The next prime is 1126043029. The reversal of 1126043011 is 1103406211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1126043011 - 2⁹ = 1126042499 is a prime.

It is a super-2 number, since 2×1126043011² = 2535945725243892242, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1126043011.

It is not an unprimeable number, because it can be changed into a prime (1126046011) 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 7 ways as a sum of consecutive naturals, for example, 102780 + ... + 113206.

It is an arithmetic number, because the mean of its divisors is an integer number (142655040).

Almost surely, 2^1126043011 is an apocalyptic number.

1126043011 is a deficient number, since it is larger than the sum of its proper divisors (15197309).

1126043011 is a wasteful number, since it uses less digits than its factorization.

1126043011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11873.

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 1126043011 is about 33556.5643503622. The cubic root of 1126043011 is about 1040.3632271074.

Adding to 1126043011 its reverse (1103406211), we get a palindrome (2229449222).

The spelling of 1126043011 in words is "one billion, one hundred twenty-six million, forty-three thousand, eleven".