1140304234013 has 32 divisors (see below), whose sum is σ = 1348708320000. Its totient is φ = 943900945920.

The previous prime is 1140304234009. The next prime is 1140304234021. The reversal of 1140304234013 is 3104324030411.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1140304234013 - 2² = 1140304234009 is a prime.

It is a super-2 number, since 2×1140304234013² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1140304234063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20353163 + ... + 20409111.

It is an arithmetic number, because the mean of its divisors is an integer number (42147135000).

Almost surely, 2^{1140304234013} is an apocalyptic number.

It is an amenable number.

1140304234013 is a deficient number, since it is larger than the sum of its proper divisors (208404085987).

1140304234013 is an equidigital number, since it uses as much as digits as its factorization.

1140304234013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56885.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 1140304234013 its reverse (3104324030411), we get a palindrome (4244628264424).

The spelling of 1140304234013 in words is "one trillion, one hundred forty billion, three hundred four million, two hundred thirty-four thousand, thirteen".