2086937173 has 2 divisors, whose sum is σ = 2086937174. Its totient is φ = 2086937172.

The previous prime is 2086937147. The next prime is 2086937201. The reversal of 2086937173 is 3717396802.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1724491729 + 362445444 = 41527^2 + 19038^2 .

It is a cyclic number.

It is not a de Polignac number, because 2086937173 - 2⁵ = 2086937141 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2086934173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1043468586 + 1043468587.

It is an arithmetic number, because the mean of its divisors is an integer number (1043468587).

Almost surely, 2^2086937173 is an apocalyptic number.

It is an amenable number.

2086937173 is a deficient number, since it is larger than the sum of its proper divisors (1).

2086937173 is an equidigital number, since it uses as much as digits as its factorization.

2086937173 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 381024, while the sum is 46.

The square root of 2086937173 is about 45683.0074863729. The cubic root of 2086937173 is about 1277.9184047752.

The spelling of 2086937173 in words is "two billion, eighty-six million, nine hundred thirty-seven thousand, one hundred seventy-three".