99021353 has 2 divisors, whose sum is σ = 99021354. Its totient is φ = 99021352.

The previous prime is 99021343. The next prime is 99021427. The reversal of 99021353 is 35312099.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 56145049 + 42876304 = 7493^2 + 6548^2 .

It is an emirp because it is prime and its reverse (35312099) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 99021353 - 2⁴ = 99021337 is a prime.

It is not a weakly prime, because it can be changed into another prime (99021323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49510676 + 49510677.

It is an arithmetic number, because the mean of its divisors is an integer number (49510677).

Almost surely, 2^99021353 is an apocalyptic number.

It is an amenable number.

99021353 is a deficient number, since it is larger than the sum of its proper divisors (1).

99021353 is an equidigital number, since it uses as much as digits as its factorization.

99021353 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7290, while the sum is 32.

The square root of 99021353 is about 9950.9473418364. The cubic root of 99021353 is about 462.6397579099.

The spelling of 99021353 in words is "ninety-nine million, twenty-one thousand, three hundred fifty-three".