1344342913 has 2 divisors, whose sum is σ = 1344342914. Its totient is φ = 1344342912.

The previous prime is 1344342899. The next prime is 1344342959. The reversal of 1344342913 is 3192434431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1335390849 + 8952064 = 36543^2 + 2992^2 .

It is a cyclic number.

It is not a de Polignac number, because 1344342913 - 2²⁵ = 1310788481 is a prime.

It is not a weakly prime, because it can be changed into another prime (1344342113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 672171456 + 672171457.

It is an arithmetic number, because the mean of its divisors is an integer number (672171457).

Almost surely, 2^1344342913 is an apocalyptic number.

It is an amenable number.

1344342913 is a deficient number, since it is larger than the sum of its proper divisors (1).

1344342913 is an equidigital number, since it uses as much as digits as its factorization.

1344342913 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 31104, while the sum is 34.

The square root of 1344342913 is about 36665.2821208292. The cubic root of 1344342913 is about 1103.6635188179.

The spelling of 1344342913 in words is "one billion, three hundred forty-four million, three hundred forty-two thousand, nine hundred thirteen".