99360881 has 2 divisors, whose sum is σ = 99360882. Its totient is φ = 99360880.

The previous prime is 99360847. The next prime is 99360889. The reversal of 99360881 is 18806399.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 52998400 + 46362481 = 7280^2 + 6809^2 .

It is an emirp because it is prime and its reverse (18806399) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 99360881 - 2⁶ = 99360817 is a prime.

It is a super-2 number, since 2×99360881² = 19745169346192322, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (99360889) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49680440 + 49680441.

It is an arithmetic number, because the mean of its divisors is an integer number (49680441).

Almost surely, 2^99360881 is an apocalyptic number.

It is an amenable number.

99360881 is a deficient number, since it is larger than the sum of its proper divisors (1).

99360881 is an equidigital number, since it uses as much as digits as its factorization.

99360881 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 93312, while the sum is 44.

The square root of 99360881 is about 9967.9928270440. The cubic root of 99360881 is about 463.1679266846.

The spelling of 99360881 in words is "ninety-nine million, three hundred sixty thousand, eight hundred eighty-one".