1344140414431 has 4 divisors (see below), whose sum is σ = 1344165446232. Its totient is φ = 1344115382632.

The previous prime is 1344140414423. The next prime is 1344140414453.

1344140414431 is nontrivially palindromic in base 10.

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 1344140414431 - 2³ = 1344140414423 is a prime.

It is a super-2 number, since 2×1344140414431² (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 (1344140414411) 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, 12435181 + ... + 12542806.

It is an arithmetic number, because the mean of its divisors is an integer number (336041361558).

Almost surely, 2^{1344140414431} is an apocalyptic number.

1344140414431 is a deficient number, since it is larger than the sum of its proper divisors (25031801).

1344140414431 is an equidigital number, since it uses as much as digits as its factorization.

1344140414431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25031800.

The product of its (nonzero) digits is 36864, while the sum is 34.

It can be divided in two parts, 1344140 and 414431, that added together give a palindrome (1758571).

The spelling of 1344140414431 in words is "one trillion, three hundred forty-four billion, one hundred forty million, four hundred fourteen thousand, four hundred thirty-one".