210937093 has 2 divisors, whose sum is σ = 210937094. Its totient is φ = 210937092.

The previous prime is 210937091. The next prime is 210937109. The reversal of 210937093 is 390739012.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 141681409 + 69255684 = 11903^2 + 8322^2 .

It is a cyclic number.

It is not a de Polignac number, because 210937093 - 2¹ = 210937091 is a prime.

Together with 210937091, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (210937091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105468546 + 105468547.

It is an arithmetic number, because the mean of its divisors is an integer number (105468547).

Almost surely, 2^210937093 is an apocalyptic number.

It is an amenable number.

210937093 is a deficient number, since it is larger than the sum of its proper divisors (1).

210937093 is an equidigital number, since it uses as much as digits as its factorization.

210937093 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10206, while the sum is 34.

The square root of 210937093 is about 14523.6735366780. The cubic root of 210937093 is about 595.2750116302.

The spelling of 210937093 in words is "two hundred ten million, nine hundred thirty-seven thousand, ninety-three".