210372089 has 2 divisors, whose sum is σ = 210372090. Its totient is φ = 210372088.

The previous prime is 210372083. The next prime is 210372091. The reversal of 210372089 is 980273012.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 210018064 + 354025 = 14492^2 + 595^2 .

It is a cyclic number.

It is not a de Polignac number, because 210372089 - 2⁴ = 210372073 is a prime.

It is a Sophie Germain prime.

Together with 210372091, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (210372083) 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, 105186044 + 105186045.

It is an arithmetic number, because the mean of its divisors is an integer number (105186045).

Almost surely, 2^210372089 is an apocalyptic number.

It is an amenable number.

210372089 is a deficient number, since it is larger than the sum of its proper divisors (1).

210372089 is an equidigital number, since it uses as much as digits as its factorization.

210372089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6048, while the sum is 32.

The square root of 210372089 is about 14504.2093545288. The cubic root of 210372089 is about 594.7430465478.

The spelling of 210372089 in words is "two hundred ten million, three hundred seventy-two thousand, eighty-nine".