99949711 has 2 divisors, whose sum is σ = 99949712. Its totient is φ = 99949710.

The previous prime is 99949693. The next prime is 99949771. The reversal of 99949711 is 11794999.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-99949711 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99949771) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49974855 + 49974856.

It is an arithmetic number, because the mean of its divisors is an integer number (49974856).

Almost surely, 2^99949711 is an apocalyptic number.

99949711 is a deficient number, since it is larger than the sum of its proper divisors (1).

99949711 is an equidigital number, since it uses as much as digits as its factorization.

99949711 is an evil number, because the sum of its binary digits is even.

The product of its digits is 183708, while the sum is 49.

The square root of 99949711 is about 9997.4852337975. The cubic root of 99949711 is about 464.0810633612.

The spelling of 99949711 in words is "ninety-nine million, nine hundred forty-nine thousand, seven hundred eleven".