1344431123 has 16 divisors (see below), whose sum is σ = 1586027520. Its totient is φ = 1115649600.

The previous prime is 1344431093. The next prime is 1344431141. The reversal of 1344431123 is 3211344431.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1344431123 - 2⁶ = 1344431059 is a prime.

It is a super-2 number, since 2×1344431123² = 3614990088982082258, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1344431092 and 1344431101.

It is not an unprimeable number, because it can be changed into a prime (1344431923) 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, 19718 + ... + 55476.

It is an arithmetic number, because the mean of its divisors is an integer number (99126720).

Almost surely, 2^1344431123 is an apocalyptic number.

1344431123 is a deficient number, since it is larger than the sum of its proper divisors (241596397).

1344431123 is a wasteful number, since it uses less digits than its factorization.

1344431123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35938.

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

The square root of 1344431123 is about 36666.4850101561. The cubic root of 1344431123 is about 1103.6876575078.

Adding to 1344431123 its reverse (3211344431), we get a palindrome (4555775554).

The spelling of 1344431123 in words is "one billion, three hundred forty-four million, four hundred thirty-one thousand, one hundred twenty-three".