1111082340 has 24 divisors (see below), whose sum is σ = 3111030720. Its totient is φ = 296288608.

The previous prime is 1111082309. The next prime is 1111082341. The reversal of 1111082340 is 432801111.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1111082341) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 9258960 + ... + 9259079.

It is an arithmetic number, because the mean of its divisors is an integer number (129626280).

Almost surely, 2^1111082340 is an apocalyptic number.

1111082340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1111082340 is an abundant number, since it is smaller than the sum of its proper divisors (1999948380).

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

1111082340 is a wasteful number, since it uses less digits than its factorization.

1111082340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18518051 (or 18518049 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 21.

The square root of 1111082340 is about 33332.9017638729. The cubic root of 1111082340 is about 1035.7352287210.

Adding to 1111082340 its reverse (432801111), we get a palindrome (1543883451).

The spelling of 1111082340 in words is "one billion, one hundred eleven million, eighty-two thousand, three hundred forty".