9973331 has 2 divisors, whose sum is σ = 9973332. Its totient is φ = 9973330.

The previous prime is 9973321. The next prime is 9973349. The reversal of 9973331 is 1333799.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (1333799) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9973331 is a prime.

It is a super-2 number, since 2×9973331² = 198934662471122, which contains 22 as substring.

It is a Chen prime.

It is a nialpdrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 9973291 and 9973300.

It is not a weakly prime, because it can be changed into another prime (9973321) 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, 4986665 + 4986666.

It is an arithmetic number, because the mean of its divisors is an integer number (4986666).

Almost surely, 2^9973331 is an apocalyptic number.

9973331 is a deficient number, since it is larger than the sum of its proper divisors (1).

9973331 is an equidigital number, since it uses as much as digits as its factorization.

9973331 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15309, while the sum is 35.

The square root of 9973331 is about 3158.0581058619. The cubic root of 9973331 is about 215.2517764313.

The spelling of 9973331 in words is "nine million, nine hundred seventy-three thousand, three hundred thirty-one".