99900343 has 2 divisors, whose sum is σ = 99900344. Its totient is φ = 99900342.

The previous prime is 99900329. The next prime is 99900349. The reversal of 99900343 is 34300999.

It is a strong prime.

It is an emirp because it is prime and its reverse (34300999) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 99900343 - 2²⁵ = 66345911 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99900349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49950171 + 49950172.

It is an arithmetic number, because the mean of its divisors is an integer number (49950172).

Almost surely, 2^99900343 is an apocalyptic number.

99900343 is a deficient number, since it is larger than the sum of its proper divisors (1).

99900343 is an equidigital number, since it uses as much as digits as its factorization.

99900343 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 26244, while the sum is 37.

The square root of 99900343 is about 9995.0159079413. The cubic root of 99900343 is about 464.0046431734.

The spelling of 99900343 in words is "ninety-nine million, nine hundred thousand, three hundred forty-three".