99059869 has 2 divisors, whose sum is σ = 99059870. Its totient is φ = 99059868.

The previous prime is 99059843. The next prime is 99059881. The reversal of 99059869 is 96895099.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 57198969 + 41860900 = 7563^2 + 6470^2 .

It is a cyclic number.

It is not a de Polignac number, because 99059869 - 2¹¹ = 99057821 is a prime.

It is a super-2 number, since 2×99059869² = 19625715292594322, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99059899) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49529934 + 49529935.

It is an arithmetic number, because the mean of its divisors is an integer number (49529935).

Almost surely, 2^99059869 is an apocalyptic number.

It is an amenable number.

99059869 is a deficient number, since it is larger than the sum of its proper divisors (1).

99059869 is an equidigital number, since it uses as much as digits as its factorization.

99059869 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1574640, while the sum is 55.

The square root of 99059869 is about 9952.8824468091. The cubic root of 99059869 is about 462.6997339404.

The spelling of 99059869 in words is "ninety-nine million, fifty-nine thousand, eight hundred sixty-nine".