671610089 has 2 divisors, whose sum is σ = 671610090. Its totient is φ = 671610088.

The previous prime is 671610083. The next prime is 671610103. The reversal of 671610089 is 980016176.

671610089 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 631667689 + 39942400 = 25133^2 + 6320^2 .

It is a cyclic number.

It is not a de Polignac number, because 671610089 - 2⁸ = 671609833 is a prime.

It is a super-2 number, since 2×671610089² = 902120223293175842, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (671610083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 335805044 + 335805045.

It is an arithmetic number, because the mean of its divisors is an integer number (335805045).

Almost surely, 2^671610089 is an apocalyptic number.

It is an amenable number.

671610089 is a deficient number, since it is larger than the sum of its proper divisors (1).

671610089 is an equidigital number, since it uses as much as digits as its factorization.

671610089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18144, while the sum is 38.

The square root of 671610089 is about 25915.4411307236. The cubic root of 671610089 is about 875.7343881897.

The spelling of 671610089 in words is "six hundred seventy-one million, six hundred ten thousand, eighty-nine".