1343354641 has 4 divisors (see below), whose sum is σ = 1356655284. Its totient is φ = 1330054000.

The previous prime is 1343354609. The next prime is 1343354653. The reversal of 1343354641 is 1464533431.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1323140625 + 20214016 = 36375^2 + 4496^2 .

It is a cyclic number.

It is not a de Polignac number, because 1343354641 - 2⁵ = 1343354609 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1343354597 and 1343354606.

It is not an unprimeable number, because it can be changed into a prime (1343354941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6650170 + ... + 6650371.

It is an arithmetic number, because the mean of its divisors is an integer number (339163821).

Almost surely, 2^1343354641 is an apocalyptic number.

It is an amenable number.

1343354641 is a deficient number, since it is larger than the sum of its proper divisors (13300643).

1343354641 is a wasteful number, since it uses less digits than its factorization.

1343354641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13300642.

The product of its digits is 51840, while the sum is 34.

The square root of 1343354641 is about 36651.8026978210. The cubic root of 1343354641 is about 1103.3930057103.

The spelling of 1343354641 in words is "one billion, three hundred forty-three million, three hundred fifty-four thousand, six hundred forty-one".