210325249 has 2 divisors, whose sum is σ = 210325250. Its totient is φ = 210325248.

The previous prime is 210325243. The next prime is 210325267. The reversal of 210325249 is 942523012.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 157326849 + 52998400 = 12543^2 + 7280^2 .

It is a cyclic number.

It is not a de Polignac number, because 210325249 - 2²³ = 201936641 is a prime.

It is not a weakly prime, because it can be changed into another prime (210325243) 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, 105162624 + 105162625.

It is an arithmetic number, because the mean of its divisors is an integer number (105162625).

Almost surely, 2^210325249 is an apocalyptic number.

It is an amenable number.

210325249 is a deficient number, since it is larger than the sum of its proper divisors (1).

210325249 is an equidigital number, since it uses as much as digits as its factorization.

210325249 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 210325249 is about 14502.5945609743. The cubic root of 210325249 is about 594.6989028082.

The spelling of 210325249 in words is "two hundred ten million, three hundred twenty-five thousand, two hundred forty-nine".