2132405173 has 2 divisors, whose sum is σ = 2132405174. Its totient is φ = 2132405172.

The previous prime is 2132405161. The next prime is 2132405213. The reversal of 2132405173 is 3715042312.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1847538289 + 284866884 = 42983^2 + 16878^2 .

It is a cyclic number.

It is not a de Polignac number, because 2132405173 - 2⁹ = 2132404661 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2132405573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1066202586 + 1066202587.

It is an arithmetic number, because the mean of its divisors is an integer number (1066202587).

Almost surely, 2^2132405173 is an apocalyptic number.

It is an amenable number.

2132405173 is a deficient number, since it is larger than the sum of its proper divisors (1).

2132405173 is an equidigital number, since it uses as much as digits as its factorization.

2132405173 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 2132405173 is about 46177.9728117205. The cubic root of 2132405173 is about 1287.1324588613.

Adding to 2132405173 its reverse (3715042312), we get a palindrome (5847447485).

The spelling of 2132405173 in words is "two billion, one hundred thirty-two million, four hundred five thousand, one hundred seventy-three".