99589129 has 2 divisors, whose sum is σ = 99589130. Its totient is φ = 99589128.

The previous prime is 99589097. The next prime is 99589157. The reversal of 99589129 is 92198599.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 81721600 + 17867529 = 9040^2 + 4227^2 .

It is a cyclic number.

It is not a de Polignac number, because 99589129 - 2⁵ = 99589097 is a prime.

It is a super-3 number, since 3×99589129³ (a number of 25 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (99589159) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49794564 + 49794565.

It is an arithmetic number, because the mean of its divisors is an integer number (49794565).

Almost surely, 2^99589129 is an apocalyptic number.

It is an amenable number.

99589129 is a deficient number, since it is larger than the sum of its proper divisors (1).

99589129 is an equidigital number, since it uses as much as digits as its factorization.

99589129 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 524880, while the sum is 52.

The square root of 99589129 is about 9979.4353046653. The cubic root of 99589129 is about 463.5223126536.

The spelling of 99589129 in words is "ninety-nine million, five hundred eighty-nine thousand, one hundred twenty-nine".