1343815967 has 4 divisors (see below), whose sum is σ = 1447186440. Its totient is φ = 1240445496.

The previous prime is 1343815937. The next prime is 1343815969. The reversal of 1343815967 is 7695183431.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7695183431 = 13 ⋅591937187.

It is a cyclic number.

It is not a de Polignac number, because 1343815967 - 2¹² = 1343811871 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 (1343815969) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51685217 + ... + 51685242.

It is an arithmetic number, because the mean of its divisors is an integer number (361796610).

Almost surely, 2^1343815967 is an apocalyptic number.

1343815967 is a deficient number, since it is larger than the sum of its proper divisors (103370473).

1343815967 is a wasteful number, since it uses less digits than its factorization.

1343815967 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103370472.

The product of its digits is 544320, while the sum is 47.

The square root of 1343815967 is about 36658.0955179071. The cubic root of 1343815967 is about 1103.5192979067.

The spelling of 1343815967 in words is "one billion, three hundred forty-three million, eight hundred fifteen thousand, nine hundred sixty-seven".