9137993233 has 2 divisors, whose sum is σ = 9137993234. Its totient is φ = 9137993232.

The previous prime is 9137993231. The next prime is 9137993237. The reversal of 9137993233 is 3323997319.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7020428944 + 2117564289 = 83788^2 + 46017^2 .

It is a cyclic number.

It is not a de Polignac number, because 9137993233 - 2¹ = 9137993231 is a prime.

Together with 9137993231, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (9137993231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4568996616 + 4568996617.

It is an arithmetic number, because the mean of its divisors is an integer number (4568996617).

Almost surely, 2^9137993233 is an apocalyptic number.

It is an amenable number.

9137993233 is a deficient number, since it is larger than the sum of its proper divisors (1).

9137993233 is an equidigital number, since it uses as much as digits as its factorization.

9137993233 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 826686, while the sum is 49.

The square root of 9137993233 is about 95592.8513697546. The cubic root of 9137993233 is about 2090.6609657517.

The spelling of 9137993233 in words is "nine billion, one hundred thirty-seven million, nine hundred ninety-three thousand, two hundred thirty-three".