1140020432323 has 16 divisors (see below), whose sum is σ = 1167634300896. Its totient is φ = 1112787936000.

The previous prime is 1140020432321. The next prime is 1140020432329. The reversal of 1140020432323 is 3232340200411.

It is a cyclic number.

It is not a de Polignac number, because 1140020432323 - 2¹ = 1140020432321 is a prime.

It is a super-2 number, since 2×1140020432323² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1140020432321) 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, 2678565 + ... + 3074857.

It is an arithmetic number, because the mean of its divisors is an integer number (72977143806).

Almost surely, 2^{1140020432323} is an apocalyptic number.

1140020432323 is a deficient number, since it is larger than the sum of its proper divisors (27613868573).

1140020432323 is a wasteful number, since it uses less digits than its factorization.

1140020432323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 396774.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 1140020432323 its reverse (3232340200411), we get a palindrome (4372360632734).

The spelling of 1140020432323 in words is "one trillion, one hundred forty billion, twenty million, four hundred thirty-two thousand, three hundred twenty-three".