1310328347 has 4 divisors (see below), whose sum is σ = 1310420760. Its totient is φ = 1310235936.

The previous prime is 1310328343. The next prime is 1310328353. The reversal of 1310328347 is 7438230131.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 7438230131 = 5479 ⋅1357589.

It is a cyclic number.

It is not a de Polignac number, because 1310328347 - 2² = 1310328343 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1310328343) 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 in 3 ways as a sum of consecutive naturals, for example, 19973 + ... + 54950.

It is an arithmetic number, because the mean of its divisors is an integer number (327605190).

Almost surely, 2^1310328347 is an apocalyptic number.

1310328347 is a deficient number, since it is larger than the sum of its proper divisors (92413).

1310328347 is an equidigital number, since it uses as much as digits as its factorization.

1310328347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92412.

The product of its (nonzero) digits is 12096, while the sum is 32.

The square root of 1310328347 is about 36198.4577986411. The cubic root of 1310328347 is about 1094.2755915622.

Adding to 1310328347 its reverse (7438230131), we get a palindrome (8748558478).

The spelling of 1310328347 in words is "one billion, three hundred ten million, three hundred twenty-eight thousand, three hundred forty-seven".