1126151773 has 4 divisors (see below), whose sum is σ = 1132373788. Its totient is φ = 1119929760.

The previous prime is 1126151771. The next prime is 1126151779. The reversal of 1126151773 is 3771516211.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3771516211 = 251 ⋅15025961.

It can be written as a sum of positive squares in 2 ways, for example, as 14462809 + 1111688964 = 3803^2 + 33342^2 .

It is a cyclic number.

It is not a de Polignac number, because 1126151773 - 2¹ = 1126151771 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1126151771) 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, 3110736 + ... + 3111097.

It is an arithmetic number, because the mean of its divisors is an integer number (283093447).

Almost surely, 2^1126151773 is an apocalyptic number.

It is an amenable number.

1126151773 is a deficient number, since it is larger than the sum of its proper divisors (6222015).

1126151773 is an equidigital number, since it uses as much as digits as its factorization.

1126151773 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6222014.

The product of its digits is 8820, while the sum is 34.

The square root of 1126151773 is about 33558.1848883398. The cubic root of 1126151773 is about 1040.3967214889.

Adding to 1126151773 its reverse (3771516211), we get a palindrome (4897667984).

The spelling of 1126151773 in words is "one billion, one hundred twenty-six million, one hundred fifty-one thousand, seven hundred seventy-three".