99988253 has 2 divisors, whose sum is σ = 99988254. Its totient is φ = 99988252.

The previous prime is 99988247. The next prime is 99988261. The reversal of 99988253 is 35288999.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 79530724 + 20457529 = 8918^2 + 4523^2 .

It is an emirp because it is prime and its reverse (35288999) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 99988253 - 2⁸ = 99987997 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 99988195 and 99988204.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99988453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49994126 + 49994127.

It is an arithmetic number, because the mean of its divisors is an integer number (49994127).

Almost surely, 2^99988253 is an apocalyptic number.

It is an amenable number.

99988253 is a deficient number, since it is larger than the sum of its proper divisors (1).

99988253 is an equidigital number, since it uses as much as digits as its factorization.

99988253 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1399680, while the sum is 53.

The square root of 99988253 is about 9999.4126327500. The cubic root of 99988253 is about 464.1407077349.

The spelling of 99988253 in words is "ninety-nine million, nine hundred eighty-eight thousand, two hundred fifty-three".