1140052340 has 24 divisors (see below), whose sum is σ = 2736125952. Its totient is φ = 390875040.

The previous prime is 1140052337. The next prime is 1140052357. The reversal of 1140052340 is 432500411.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4071476 + ... + 4071755.

It is an arithmetic number, because the mean of its divisors is an integer number (114005248).

Almost surely, 2^1140052340 is an apocalyptic number.

1140052340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1140052340 is an abundant number, since it is smaller than the sum of its proper divisors (1596073612).

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

1140052340 is a wasteful number, since it uses less digits than its factorization.

1140052340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8143247 (or 8143245 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 1140052340 is about 33764.6611118785. The cubic root of 1140052340 is about 1044.6599139061.

Adding to 1140052340 its reverse (432500411), we get a palindrome (1572552751).

The spelling of 1140052340 in words is "one billion, one hundred forty million, fifty-two thousand, three hundred forty".