2173298047 has 2 divisors, whose sum is σ = 2173298048. Its totient is φ = 2173298046.

The previous prime is 2173297967. The next prime is 2173298093. The reversal of 2173298047 is 7408923712.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2173298047 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2173297994 and 2173298012.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2173298447) 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, 1086649023 + 1086649024.

It is an arithmetic number, because the mean of its divisors is an integer number (1086649024).

Almost surely, 2^2173298047 is an apocalyptic number.

2173298047 is a deficient number, since it is larger than the sum of its proper divisors (1).

2173298047 is an equidigital number, since it uses as much as digits as its factorization.

2173298047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 169344, while the sum is 43.

The square root of 2173298047 is about 46618.6448430239. The cubic root of 2173298047 is about 1295.3081454909.

The spelling of 2173298047 in words is "two billion, one hundred seventy-three million, two hundred ninety-eight thousand, forty-seven".