1340441124439 has 4 divisors (see below), whose sum is σ = 1344723684256. Its totient is φ = 1336158564624.

The previous prime is 1340441124437. The next prime is 1340441124461. The reversal of 1340441124439 is 9344211440431.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1340441124439 - 2¹ = 1340441124437 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 (1340441124437) 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, 2141279439 + ... + 2141280064.

It is an arithmetic number, because the mean of its divisors is an integer number (336180921064).

Almost surely, 2^{1340441124439} is an apocalyptic number.

1340441124439 is a deficient number, since it is larger than the sum of its proper divisors (4282559817).

1340441124439 is an equidigital number, since it uses as much as digits as its factorization.

1340441124439 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4282559816.

The product of its (nonzero) digits is 165888, while the sum is 40.

The spelling of 1340441124439 in words is "one trillion, three hundred forty billion, four hundred forty-one million, one hundred twenty-four thousand, four hundred thirty-nine".