1344959806 has 4 divisors (see below), whose sum is σ = 2017439712. Its totient is φ = 672479902.

The previous prime is 1344959773. The next prime is 1344959813. The reversal of 1344959806 is 6089594431.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 1344959806.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 336239950 + ... + 336239953.

It is an arithmetic number, because the mean of its divisors is an integer number (504359928).

Almost surely, 2^1344959806 is an apocalyptic number.

1344959806 is a deficient number, since it is larger than the sum of its proper divisors (672479906).

1344959806 is an equidigital number, since it uses as much as digits as its factorization.

1344959806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 672479905.

The product of its (nonzero) digits is 933120, while the sum is 49.

The square root of 1344959806 is about 36673.6936508991. The cubic root of 1344959806 is about 1103.8323096270.

The spelling of 1344959806 in words is "one billion, three hundred forty-four million, nine hundred fifty-nine thousand, eight hundred six".