99533983 has 2 divisors, whose sum is σ = 99533984. Its totient is φ = 99533982.

The previous prime is 99533971. The next prime is 99533999. The reversal of 99533983 is 38933599.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 99533983 - 2²¹ = 97436831 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99531983) 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, 49766991 + 49766992.

It is an arithmetic number, because the mean of its divisors is an integer number (49766992).

Almost surely, 2^99533983 is an apocalyptic number.

99533983 is a deficient number, since it is larger than the sum of its proper divisors (1).

99533983 is an equidigital number, since it uses as much as digits as its factorization.

99533983 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 787320, while the sum is 49.

The square root of 99533983 is about 9976.6719400810. The cubic root of 99533983 is about 463.4367406598.

The spelling of 99533983 in words is "ninety-nine million, five hundred thirty-three thousand, nine hundred eighty-three".