99489011 has 2 divisors, whose sum is σ = 99489012. Its totient is φ = 99489010.

The previous prime is 99488993. The next prime is 99489017. The reversal of 99489011 is 11098499.

It is a strong prime.

It is an emirp because it is prime and its reverse (11098499) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 99489011 - 2²⁶ = 32380147 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 99489011.

It is not a weakly prime, because it can be changed into another prime (99489017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49744505 + 49744506.

It is an arithmetic number, because the mean of its divisors is an integer number (49744506).

Almost surely, 2^99489011 is an apocalyptic number.

99489011 is a deficient number, since it is larger than the sum of its proper divisors (1).

99489011 is an equidigital number, since it uses as much as digits as its factorization.

99489011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23328, while the sum is 41.

The square root of 99489011 is about 9974.4178276228. The cubic root of 99489011 is about 463.3669326197.

The spelling of 99489011 in words is "ninety-nine million, four hundred eighty-nine thousand, eleven".