1140020423013 has 4 divisors (see below), whose sum is σ = 1520027230688. Its totient is φ = 760013615340.

The previous prime is 1140020422999. The next prime is 1140020423057. The reversal of 1140020423013 is 3103240200411.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 1140020423013 - 2⁴ = 1140020422997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1140020423063) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 190003403833 + ... + 190003403838.

It is an arithmetic number, because the mean of its divisors is an integer number (380006807672).

Almost surely, 2^{1140020423013} is an apocalyptic number.

It is an amenable number.

1140020423013 is a deficient number, since it is larger than the sum of its proper divisors (380006807675).

1140020423013 is an equidigital number, since it uses as much as digits as its factorization.

1140020423013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 380006807674.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 1140020423013 its reverse (3103240200411), we get a palindrome (4243260623424).

The spelling of 1140020423013 in words is "one trillion, one hundred forty billion, twenty million, four hundred twenty-three thousand, thirteen".