1040012144013 has 4 divisors (see below), whose sum is σ = 1386682858688. Its totient is φ = 693341429340.

The previous prime is 1040012144011. The next prime is 1040012144023. The reversal of 1040012144013 is 3104412100401.

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 1040012144013 - 2¹ = 1040012144011 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 (1040012144011) 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, 173335357333 + ... + 173335357338.

It is an arithmetic number, because the mean of its divisors is an integer number (346670714672).

Almost surely, 2^{1040012144013} is an apocalyptic number.

It is an amenable number.

1040012144013 is a deficient number, since it is larger than the sum of its proper divisors (346670714675).

1040012144013 is an equidigital number, since it uses as much as digits as its factorization.

1040012144013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 346670714674.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 1040012144013 its reverse (3104412100401), we get a palindrome (4144424244414).

The spelling of 1040012144013 in words is "one trillion, forty billion, twelve million, one hundred forty-four thousand, thirteen".