1310512043 has 2 divisors, whose sum is σ = 1310512044. Its totient is φ = 1310512042.

The previous prime is 1310511977. The next prime is 1310512051. The reversal of 1310512043 is 3402150131.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1310512043 is a prime.

It is not a weakly prime, because it can be changed into another prime (1310514043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 655256021 + 655256022.

It is an arithmetic number, because the mean of its divisors is an integer number (655256022).

Almost surely, 2^1310512043 is an apocalyptic number.

1310512043 is a deficient number, since it is larger than the sum of its proper divisors (1).

1310512043 is an equidigital number, since it uses as much as digits as its factorization.

1310512043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 1310512043 is about 36200.9950553849. The cubic root of 1310512043 is about 1094.3267249688.

Adding to 1310512043 its reverse (3402150131), we get a palindrome (4712662174).

The spelling of 1310512043 in words is "one billion, three hundred ten million, five hundred twelve thousand, forty-three".