2173371229 has 2 divisors, whose sum is σ = 2173371230. Its totient is φ = 2173371228.

The previous prime is 2173371209. The next prime is 2173371241. The reversal of 2173371229 is 9221733712.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1325105604 + 848265625 = 36402^2 + 29125^2 .

It is a cyclic number.

It is not a de Polignac number, because 2173371229 - 2⁵ = 2173371197 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2173371209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1086685614 + 1086685615.

It is an arithmetic number, because the mean of its divisors is an integer number (1086685615).

Almost surely, 2^2173371229 is an apocalyptic number.

It is an amenable number.

2173371229 is a deficient number, since it is larger than the sum of its proper divisors (1).

2173371229 is an equidigital number, since it uses as much as digits as its factorization.

2173371229 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 31752, while the sum is 37.

The square root of 2173371229 is about 46619.4297369670. The cubic root of 2173371229 is about 1295.3226844044.

The spelling of 2173371229 in words is "two billion, one hundred seventy-three million, three hundred seventy-one thousand, two hundred twenty-nine".