984657133 has 2 divisors, whose sum is σ = 984657134. Its totient is φ = 984657132.

The previous prime is 984657131. The next prime is 984657173. The reversal of 984657133 is 331756489.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 968641129 + 16016004 = 31123^2 + 4002^2 .

It is a cyclic number.

It is not a de Polignac number, because 984657133 - 2¹ = 984657131 is a prime.

Together with 984657131, 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 (984657131) 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, 492328566 + 492328567.

It is an arithmetic number, because the mean of its divisors is an integer number (492328567).

Almost surely, 2^984657133 is an apocalyptic number.

It is an amenable number.

984657133 is a deficient number, since it is larger than the sum of its proper divisors (1).

984657133 is an equidigital number, since it uses as much as digits as its factorization.

984657133 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 544320, while the sum is 46.

The square root of 984657133 is about 31379.2468520199. The cubic root of 984657133 is about 994.8593297931.

The spelling of 984657133 in words is "nine hundred eighty-four million, six hundred fifty-seven thousand, one hundred thirty-three".