1126811045 has 8 divisors (see below), whose sum is σ = 1365561720. Its totient is φ = 892523200.

The previous prime is 1126811029. The next prime is 1126811057. The reversal of 1126811045 is 5401186211.

It can be written as a sum of positive squares in 4 ways, for example, as 393863716 + 732947329 = 19846^2 + 27073^2 .

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

It is not a de Polignac number, because 1126811045 - 2⁴ = 1126811029 is a prime.

It is a super-2 number, since 2×1126811045² = 2539406262267984050, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1126810999 and 1126811017.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1115150 + ... + 1116159.

It is an arithmetic number, because the mean of its divisors is an integer number (170695215).

Almost surely, 2^1126811045 is an apocalyptic number.

It is an amenable number.

1126811045 is a deficient number, since it is larger than the sum of its proper divisors (238750675).

1126811045 is a wasteful number, since it uses less digits than its factorization.

1126811045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2231415.

The product of its (nonzero) digits is 1920, while the sum is 29.

The square root of 1126811045 is about 33568.0062708526. The cubic root of 1126811045 is about 1040.5997049706.

Adding to 1126811045 its reverse (5401186211), we get a palindrome (6527997256).

The spelling of 1126811045 in words is "one billion, one hundred twenty-six million, eight hundred eleven thousand, forty-five".