1140522340 has 48 divisors (see below), whose sum is σ = 2416780800. Its totient is φ = 452100992.

The previous prime is 1140522323. The next prime is 1140522343. The reversal of 1140522340 is 432250411.

It is not an unprimeable number, because it can be changed into a prime (1140522343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1285377 + ... + 1286263.

It is an arithmetic number, because the mean of its divisors is an integer number (50349600).

Almost surely, 2^1140522340 is an apocalyptic number.

1140522340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1140522340 is an abundant number, since it is smaller than the sum of its proper divisors (1276258460).

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

1140522340 is a wasteful number, since it uses less digits than its factorization.

1140522340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1404 (or 1402 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 1140522340 is about 33771.6203342392. The cubic root of 1140522340 is about 1044.8034519658.

Adding to 1140522340 its reverse (432250411), we get a palindrome (1572772751).

The spelling of 1140522340 in words is "one billion, one hundred forty million, five hundred twenty-two thousand, three hundred forty".