1310023163 has 2 divisors, whose sum is σ = 1310023164. Its totient is φ = 1310023162.

The previous prime is 1310023159. The next prime is 1310023171. The reversal of 1310023163 is 3613200131.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1310023163 - 2² = 1310023159 is a prime.

It is not a weakly prime, because it can be changed into another prime (1310023063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 655011581 + 655011582.

It is an arithmetic number, because the mean of its divisors is an integer number (655011582).

Almost surely, 2^1310023163 is an apocalyptic number.

1310023163 is a deficient number, since it is larger than the sum of its proper divisors (1).

1310023163 is an equidigital number, since it uses as much as digits as its factorization.

1310023163 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 20.

The square root of 1310023163 is about 36194.2421249568. The cubic root of 1310023163 is about 1094.1906303301.

Adding to 1310023163 its reverse (3613200131), we get a palindrome (4923223294).

It can be divided in two parts, 13100 and 23163, that added together give a palindrome (36263).

The spelling of 1310023163 in words is "one billion, three hundred ten million, twenty-three thousand, one hundred sixty-three".