12963248173 has 2 divisors, whose sum is σ = 12963248174. Its totient is φ = 12963248172.

The previous prime is 12963248143. The next prime is 12963248197. The reversal of 12963248173 is 37184236921.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12450542724 + 512705449 = 111582^2 + 22643^2 .

It is a cyclic number.

It is not a de Polignac number, because 12963248173 - 2¹³ = 12963239981 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12963248143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6481624086 + 6481624087.

It is an arithmetic number, because the mean of its divisors is an integer number (6481624087).

Almost surely, 2^12963248173 is an apocalyptic number.

It is an amenable number.

12963248173 is a deficient number, since it is larger than the sum of its proper divisors (1).

12963248173 is an equidigital number, since it uses as much as digits as its factorization.

12963248173 is an evil number, because the sum of its binary digits is even.

The product of its digits is 435456, while the sum is 46.

The spelling of 12963248173 in words is "twelve billion, nine hundred sixty-three million, two hundred forty-eight thousand, one hundred seventy-three".