99049771 has 2 divisors, whose sum is σ = 99049772. Its totient is φ = 99049770.

The previous prime is 99049729. The next prime is 99049781. The reversal of 99049771 is 17794099.

It is a strong prime.

It is an emirp because it is prime and its reverse (17794099) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 99049771 - 2²¹ = 96952619 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (99049781) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49524885 + 49524886.

It is an arithmetic number, because the mean of its divisors is an integer number (49524886).

Almost surely, 2^99049771 is an apocalyptic number.

99049771 is a deficient number, since it is larger than the sum of its proper divisors (1).

99049771 is an equidigital number, since it uses as much as digits as its factorization.

99049771 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 142884, while the sum is 46.

The square root of 99049771 is about 9952.3751436529. The cubic root of 99049771 is about 462.6840111231.

The spelling of 99049771 in words is "ninety-nine million, forty-nine thousand, seven hundred seventy-one".