1343345551 has 8 divisors (see below), whose sum is σ = 1357509024. Its totient is φ = 1329199200.

The previous prime is 1343345513. The next prime is 1343345609. The reversal of 1343345551 is 1555433431.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1343345551 - 2⁹ = 1343345039 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1343345951) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 207601 + ... + 213973.

It is an arithmetic number, because the mean of its divisors is an integer number (169688628).

Almost surely, 2^1343345551 is an apocalyptic number.

1343345551 is a deficient number, since it is larger than the sum of its proper divisors (14163473).

1343345551 is a wasteful number, since it uses less digits than its factorization.

1343345551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8561.

The product of its digits is 54000, while the sum is 34.

The square root of 1343345551 is about 36651.6786927966. The cubic root of 1343345551 is about 1103.3905169495.

Adding to 1343345551 its reverse (1555433431), we get a palindrome (2898778982).

The spelling of 1343345551 in words is "one billion, three hundred forty-three million, three hundred forty-five thousand, five hundred fifty-one".