9990133 has 2 divisors, whose sum is σ = 9990134. Its totient is φ = 9990132.

The previous prime is 9990131. The next prime is 9990137. The reversal of 9990133 is 3310999.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7436529 + 2553604 = 2727^2 + 1598^2 .

It is an emirp because it is prime and its reverse (3310999) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9990133 - 2¹ = 9990131 is a prime.

Together with 9990131, 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 (9990131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4995066 + 4995067.

It is an arithmetic number, because the mean of its divisors is an integer number (4995067).

Almost surely, 2^9990133 is an apocalyptic number.

It is an amenable number.

9990133 is a deficient number, since it is larger than the sum of its proper divisors (1).

9990133 is an equidigital number, since it uses as much as digits as its factorization.

9990133 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6561, while the sum is 34.

The square root of 9990133 is about 3160.7171654547. The cubic root of 9990133 is about 215.3725863278.

The spelling of 9990133 in words is "nine million, nine hundred ninety thousand, one hundred thirty-three".