1340135141423 has 16 divisors (see below), whose sum is σ = 1452329442816. Its totient is φ = 1229255688960.

The previous prime is 1340135141413. The next prime is 1340135141431. The reversal of 1340135141423 is 3241415310431.

It is not a de Polignac number, because 1340135141423 - 2⁴ = 1340135141407 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1340135141423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1340135141413) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2038565 + ... + 2614577.

It is an arithmetic number, because the mean of its divisors is an integer number (90770590176).

Almost surely, 2^{1340135141423} is an apocalyptic number.

1340135141423 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1340135141423 is a deficient number, since it is larger than the sum of its proper divisors (112194301393).

1340135141423 is a wasteful number, since it uses less digits than its factorization.

1340135141423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 577154.

The product of its (nonzero) digits is 17280, while the sum is 32.

The spelling of 1340135141423 in words is "one trillion, three hundred forty billion, one hundred thirty-five million, one hundred forty-one thousand, four hundred twenty-three".