1343869718 has 4 divisors (see below), whose sum is σ = 2015804580. Its totient is φ = 671934858.

The previous prime is 1343869717. The next prime is 1343869721. The reversal of 1343869718 is 8179683431.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8179683431 = 61 ⋅134093171.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1343869717) 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 as a sum of consecutive naturals, namely, 335967428 + ... + 335967431.

It is an arithmetic number, because the mean of its divisors is an integer number (503951145).

Almost surely, 2^1343869718 is an apocalyptic number.

1343869718 is a deficient number, since it is larger than the sum of its proper divisors (671934862).

1343869718 is an equidigital number, since it uses as much as digits as its factorization.

1343869718 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 671934861.

The product of its digits is 870912, while the sum is 50.

The square root of 1343869718 is about 36658.8286501356. The cubic root of 1343869718 is about 1103.5340108526.

The spelling of 1343869718 in words is "one billion, three hundred forty-three million, eight hundred sixty-nine thousand, seven hundred eighteen".