1345613567 has 2 divisors, whose sum is σ = 1345613568. Its totient is φ = 1345613566.

The previous prime is 1345613561. The next prime is 1345613569. The reversal of 1345613567 is 7653165431.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1345613567 is a prime.

Together with 1345613569, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1345613561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 672806783 + 672806784.

It is an arithmetic number, because the mean of its divisors is an integer number (672806784).

Almost surely, 2^1345613567 is an apocalyptic number.

1345613567 is a deficient number, since it is larger than the sum of its proper divisors (1).

1345613567 is an equidigital number, since it uses as much as digits as its factorization.

1345613567 is an evil number, because the sum of its binary digits is even.

The product of its digits is 226800, while the sum is 41.

The square root of 1345613567 is about 36682.6057825777. The cubic root of 1345613567 is about 1104.0111317294.

Adding to 1345613567 its reverse (7653165431), we get a palindrome (8998778998).

The spelling of 1345613567 in words is "one billion, three hundred forty-five million, six hundred thirteen thousand, five hundred sixty-seven".