1345324361 has 2 divisors, whose sum is σ = 1345324362. Its totient is φ = 1345324360.

The previous prime is 1345324333. The next prime is 1345324363. The reversal of 1345324361 is 1634235431.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 920758336 + 424566025 = 30344^2 + 20605^2 .

It is a cyclic number.

It is not a de Polignac number, because 1345324361 - 2²² = 1341130057 is a prime.

Together with 1345324363, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1345324363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 672662180 + 672662181.

It is an arithmetic number, because the mean of its divisors is an integer number (672662181).

Almost surely, 2^1345324361 is an apocalyptic number.

It is an amenable number.

1345324361 is a deficient number, since it is larger than the sum of its proper divisors (1).

1345324361 is an equidigital number, since it uses as much as digits as its factorization.

1345324361 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 25920, while the sum is 32.

The square root of 1345324361 is about 36678.6635661661. The cubic root of 1345324361 is about 1103.9320328637.

Adding to 1345324361 its reverse (1634235431), we get a palindrome (2979559792).

The spelling of 1345324361 in words is "one billion, three hundred forty-five million, three hundred twenty-four thousand, three hundred sixty-one".