1131105050 has 24 divisors (see below), whose sum is σ = 2114553276. Its totient is φ = 450141440.

The previous prime is 1131104983. The next prime is 1131105071. The reversal of 1131105050 is 505011311.

It can be written as a sum of positive squares in 6 ways, for example, as 364313569 + 766791481 = 19087^2 + 27691^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 47567 + ... + 67266.

Almost surely, 2^1131105050 is an apocalyptic number.

1131105050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1131105050 is a deficient number, since it is larger than the sum of its proper divisors (983448226).

1131105050 is a wasteful number, since it uses less digits than its factorization.

1131105050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115042 (or 115037 counting only the distinct ones).

The product of its (nonzero) digits is 75, while the sum is 17.

The square root of 1131105050 is about 33631.9052389245. The cubic root of 1131105050 is about 1041.9198542597.

Adding to 1131105050 its reverse (505011311), we get a palindrome (1636116361).

The spelling of 1131105050 in words is "one billion, one hundred thirty-one million, one hundred five thousand, fifty".