99080871 has 4 divisors (see below), whose sum is σ = 132107832. Its totient is φ = 66053912.

The previous prime is 99080869. The next prime is 99080893. The reversal of 99080871 is 17808099.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 99080871 - 2¹ = 99080869 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99080851) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16513476 + ... + 16513481.

It is an arithmetic number, because the mean of its divisors is an integer number (33026958).

Almost surely, 2^99080871 is an apocalyptic number.

99080871 is a deficient number, since it is larger than the sum of its proper divisors (33026961).

99080871 is a wasteful number, since it uses less digits than its factorization.

99080871 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33026960.

The product of its (nonzero) digits is 36288, while the sum is 42.

The square root of 99080871 is about 9953.9374621302. The cubic root of 99080871 is about 462.7324311138.

The spelling of 99080871 in words is "ninety-nine million, eighty thousand, eight hundred seventy-one".