99896081 has 2 divisors, whose sum is σ = 99896082. Its totient is φ = 99896080.

The previous prime is 99896033. The next prime is 99896099. The reversal of 99896081 is 18069899.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 93219025 + 6677056 = 9655^2 + 2584^2 .

It is an emirp because it is prime and its reverse (18069899) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 99896081 - 2¹⁴ = 99879697 is a prime.

It is a super-2 number, since 2×99896081² = 19958453998317122, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (99896011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49948040 + 49948041.

It is an arithmetic number, because the mean of its divisors is an integer number (49948041).

Almost surely, 2^99896081 is an apocalyptic number.

It is an amenable number.

99896081 is a deficient number, since it is larger than the sum of its proper divisors (1).

99896081 is an equidigital number, since it uses as much as digits as its factorization.

99896081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 279936, while the sum is 50.

The square root of 99896081 is about 9994.8026994033. The cubic root of 99896081 is about 463.9980445444.

It can be divided in two parts, 998 and 96081, that added together give a palindrome (97079).

The spelling of 99896081 in words is "ninety-nine million, eight hundred ninety-six thousand, eighty-one".