1140330020 has 12 divisors (see below), whose sum is σ = 2394693084. Its totient is φ = 456132000.

The previous prime is 1140330001. The next prime is 1140330031. The reversal of 1140330020 is 200330411.

It can be written as a sum of positive squares in 2 ways, for example, as 688852516 + 451477504 = 26246^2 + 21248^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1140329977 and 1140330004.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 28508231 + ... + 28508270.

It is an arithmetic number, because the mean of its divisors is an integer number (199557757).

Almost surely, 2^1140330020 is an apocalyptic number.

1140330020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1140330020 is an abundant number, since it is smaller than the sum of its proper divisors (1254363064).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1140330020 is a wasteful number, since it uses less digits than its factorization.

1140330020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57016510 (or 57016508 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 1140330020 is about 33768.7728530369. The cubic root of 1140330020 is about 1044.7447221809.

Adding to 1140330020 its reverse (200330411), we get a palindrome (1340660431).

The spelling of 1140330020 in words is "one billion, one hundred forty million, three hundred thirty thousand, twenty".