1344131423 has 4 divisors (see below), whose sum is σ = 1348881288. Its totient is φ = 1339381560.

The previous prime is 1344131389. The next prime is 1344131447. The reversal of 1344131423 is 3241314431.

It is a happy number.

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 1344131423 - 2¹² = 1344127327 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1344131392 and 1344131401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1344131473) 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, 2374508 + ... + 2375073.

It is an arithmetic number, because the mean of its divisors is an integer number (337220322).

Almost surely, 2^1344131423 is an apocalyptic number.

1344131423 is a deficient number, since it is larger than the sum of its proper divisors (4749865).

1344131423 is an equidigital number, since it uses as much as digits as its factorization.

1344131423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4749864.

The product of its digits is 3456, while the sum is 26.

The square root of 1344131423 is about 36662.3979439425. The cubic root of 1344131423 is about 1103.6056402225.

Adding to 1344131423 its reverse (3241314431), we get a palindrome (4585445854).

The spelling of 1344131423 in words is "one billion, three hundred forty-four million, one hundred thirty-one thousand, four hundred twenty-three".