1344231859 has 4 divisors (see below), whose sum is σ = 1346802616. Its totient is φ = 1341661104.

The previous prime is 1344231851. The next prime is 1344231877. The reversal of 1344231859 is 9581324431.

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 1344231859 - 2³ = 1344231851 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1344231851) 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, 1284594 + ... + 1285639.

It is an arithmetic number, because the mean of its divisors is an integer number (336700654).

Almost surely, 2^1344231859 is an apocalyptic number.

1344231859 is a deficient number, since it is larger than the sum of its proper divisors (2570757).

1344231859 is an equidigital number, since it uses as much as digits as its factorization.

1344231859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2570756.

The product of its digits is 103680, while the sum is 40.

The square root of 1344231859 is about 36663.7676596391. The cubic root of 1344231859 is about 1103.6331273599.

The spelling of 1344231859 in words is "one billion, three hundred forty-four million, two hundred thirty-one thousand, eight hundred fifty-nine".