1081110650 has 12 divisors (see below), whose sum is σ = 2010865902. Its totient is φ = 432444240.

The previous prime is 1081110649. The next prime is 1081110661. The reversal of 1081110650 is 560111801.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 742072081 + 339038569 = 27241^2 + 18413^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10811057 + ... + 10811156.

Almost surely, 2^1081110650 is an apocalyptic number.

1081110650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1081110650 is a deficient number, since it is larger than the sum of its proper divisors (929755252).

1081110650 is a wasteful number, since it uses less digits than its factorization.

1081110650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21622225 (or 21622220 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 23.

The square root of 1081110650 is about 32880.2471097770. The cubic root of 1081110650 is about 1026.3371484003.

The spelling of 1081110650 in words is "one billion, eighty-one million, one hundred ten thousand, six hundred fifty".