1344681371 has 4 divisors (see below), whose sum is σ = 1466925144. Its totient is φ = 1222437600.

The previous prime is 1344681341. The next prime is 1344681379. The reversal of 1344681371 is 1731864431.

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 1344681371 - 2⁶ = 1344681307 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1344681379) 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, 61121870 + ... + 61121891.

It is an arithmetic number, because the mean of its divisors is an integer number (366731286).

Almost surely, 2^1344681371 is an apocalyptic number.

1344681371 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1344681371 is a deficient number, since it is larger than the sum of its proper divisors (122243773).

1344681371 is a wasteful number, since it uses less digits than its factorization.

1344681371 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122243772.

The product of its digits is 48384, while the sum is 38.

The square root of 1344681371 is about 36669.8973410071. The cubic root of 1344681371 is about 1103.7561321930.

The spelling of 1344681371 in words is "one billion, three hundred forty-four million, six hundred eighty-one thousand, three hundred seventy-one".