1345002313 has 2 divisors, whose sum is σ = 1345002314. Its totient is φ = 1345002312.

The previous prime is 1345002293. The next prime is 1345002341. The reversal of 1345002313 is 3132005431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 781034809 + 563967504 = 27947^2 + 23748^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1345002313 is a prime.

It is not a weakly prime, because it can be changed into another prime (1342002313) 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, 672501156 + 672501157.

It is an arithmetic number, because the mean of its divisors is an integer number (672501157).

Almost surely, 2^1345002313 is an apocalyptic number.

It is an amenable number.

1345002313 is a deficient number, since it is larger than the sum of its proper divisors (1).

1345002313 is an equidigital number, since it uses as much as digits as its factorization.

1345002313 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1080, while the sum is 22.

The square root of 1345002313 is about 36674.2731761653. The cubic root of 1345002313 is about 1103.8439382535.

Adding to 1345002313 its reverse (3132005431), we get a palindrome (4477007744).

The spelling of 1345002313 in words is "one billion, three hundred forty-five million, two thousand, three hundred thirteen".