210948193 has 2 divisors, whose sum is σ = 210948194. Its totient is φ = 210948192.

The previous prime is 210948163. The next prime is 210948229. The reversal of 210948193 is 391849012.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 192432384 + 18515809 = 13872^2 + 4303^2 .

It is a cyclic number.

It is not a de Polignac number, because 210948193 - 2⁵ = 210948161 is a prime.

It is not a weakly prime, because it can be changed into another prime (210948113) 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, 105474096 + 105474097.

It is an arithmetic number, because the mean of its divisors is an integer number (105474097).

Almost surely, 2^210948193 is an apocalyptic number.

It is an amenable number.

210948193 is a deficient number, since it is larger than the sum of its proper divisors (1).

210948193 is an equidigital number, since it uses as much as digits as its factorization.

210948193 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 37.

The square root of 210948193 is about 14524.0556663764. The cubic root of 210948193 is about 595.2854530319.

The spelling of 210948193 in words is "two hundred ten million, nine hundred forty-eight thousand, one hundred ninety-three".