1344790317 has 16 divisors (see below), whose sum is σ = 1941101568. Its totient is φ = 823225920.

The previous prime is 1344790313. The next prime is 1344790333. The reversal of 1344790317 is 7130974431.

It is not a de Polignac number, because 1344790317 - 2² = 1344790313 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1344790313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 82818 + ... + 97715.

It is an arithmetic number, because the mean of its divisors is an integer number (121318848).

Almost surely, 2^1344790317 is an apocalyptic number.

It is an amenable number.

1344790317 is a deficient number, since it is larger than the sum of its proper divisors (596311251).

1344790317 is a wasteful number, since it uses less digits than its factorization.

1344790317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180740.

The product of its (nonzero) digits is 63504, while the sum is 39.

The square root of 1344790317 is about 36671.3828073063. The cubic root of 1344790317 is about 1103.7859401388.

The spelling of 1344790317 in words is "one billion, three hundred forty-four million, seven hundred ninety thousand, three hundred seventeen".