1027213173 has 12 divisors (see below), whose sum is σ = 1695717088. Its totient is φ = 586978920.

The previous prime is 1027213141. The next prime is 1027213183. The reversal of 1027213173 is 3713127201.

It is not a de Polignac number, because 1027213173 - 2⁵ = 1027213141 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1027213183) 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 in 11 ways as a sum of consecutive naturals, for example, 8152423 + ... + 8152548.

Almost surely, 2^1027213173 is an apocalyptic number.

It is an amenable number.

1027213173 is a deficient number, since it is larger than the sum of its proper divisors (668503915).

1027213173 is a wasteful number, since it uses less digits than its factorization.

1027213173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16304984 (or 16304981 counting only the distinct ones).

The product of its (nonzero) digits is 1764, while the sum is 27.

The square root of 1027213173 is about 32050.1665050277. The cubic root of 1027213173 is about 1008.9899954578.

The spelling of 1027213173 in words is "one billion, twenty-seven million, two hundred thirteen thousand, one hundred seventy-three".