2128174463 has 2 divisors, whose sum is σ = 2128174464. Its totient is φ = 2128174462.

The previous prime is 2128174453. The next prime is 2128174469. The reversal of 2128174463 is 3644718212.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2128174463 - 2²⁰ = 2127125887 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2128174469) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1064087231 + 1064087232.

It is an arithmetic number, because the mean of its divisors is an integer number (1064087232).

Almost surely, 2^2128174463 is an apocalyptic number.

2128174463 is a deficient number, since it is larger than the sum of its proper divisors (1).

2128174463 is an equidigital number, since it uses as much as digits as its factorization.

2128174463 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 64512, while the sum is 38.

The square root of 2128174463 is about 46132.1413225096. The cubic root of 2128174463 is about 1286.2806680440.

The spelling of 2128174463 in words is "two billion, one hundred twenty-eight million, one hundred seventy-four thousand, four hundred sixty-three".