99631333 has 2 divisors, whose sum is σ = 99631334. Its totient is φ = 99631332.

The previous prime is 99631321. The next prime is 99631379. The reversal of 99631333 is 33313699.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 98743969 + 887364 = 9937^2 + 942^2 .

It is an emirp because it is prime and its reverse (33313699) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 99631333 - 2¹³ = 99623141 is a prime.

It is equal to p_5741488 and since 99631333 and 5741488 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 99631292 and 99631301.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99631393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49815666 + 49815667.

It is an arithmetic number, because the mean of its divisors is an integer number (49815667).

Almost surely, 2^99631333 is an apocalyptic number.

It is an amenable number.

99631333 is a deficient number, since it is larger than the sum of its proper divisors (1).

99631333 is an equidigital number, since it uses as much as digits as its factorization.

99631333 is an evil number, because the sum of its binary digits is even.

The product of its digits is 39366, while the sum is 37.

The square root of 99631333 is about 9981.5496291909. The cubic root of 99631333 is about 463.5877807528.

The spelling of 99631333 in words is "ninety-nine million, six hundred thirty-one thousand, three hundred thirty-three".