1313132232163 has 2 divisors, whose sum is σ = 1313132232164. Its totient is φ = 1313132232162.

The previous prime is 1313132232119. The next prime is 1313132232257. The reversal of 1313132232163 is 3612322313131.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1313132232163 - 2⁹ = 1313132231651 is a prime.

It is not a weakly prime, because it can be changed into another prime (1313132232263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 656566116081 + 656566116082.

It is an arithmetic number, because the mean of its divisors is an integer number (656566116082).

Almost surely, 2^{1313132232163} is an apocalyptic number.

1313132232163 is a deficient number, since it is larger than the sum of its proper divisors (1).

1313132232163 is an equidigital number, since it uses as much as digits as its factorization.

1313132232163 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11664, while the sum is 31.

Adding to 1313132232163 its reverse (3612322313131), we get a palindrome (4925454545294).

The spelling of 1313132232163 in words is "one trillion, three hundred thirteen billion, one hundred thirty-two million, two hundred thirty-two thousand, one hundred sixty-three".