990325211 has 2 divisors, whose sum is σ = 990325212. Its totient is φ = 990325210.

The previous prime is 990325151. The next prime is 990325213. The reversal of 990325211 is 112523099.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 990325211 - 2¹⁴ = 990308827 is a prime.

It is a Sophie Germain prime.

Together with 990325213, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (990325213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 495162605 + 495162606.

It is an arithmetic number, because the mean of its divisors is an integer number (495162606).

Almost surely, 2^990325211 is an apocalyptic number.

990325211 is a deficient number, since it is larger than the sum of its proper divisors (1).

990325211 is an equidigital number, since it uses as much as digits as its factorization.

990325211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4860, while the sum is 32.

The square root of 990325211 is about 31469.4329627974. The cubic root of 990325211 is about 996.7646138992.

The spelling of 990325211 in words is "nine hundred ninety million, three hundred twenty-five thousand, two hundred eleven".