99927071 has 4 divisors (see below), whose sum is σ = 105805152. Its totient is φ = 94048992.

The previous prime is 99927007. The next prime is 99927109. The reversal of 99927071 is 17072999.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 17072999 = 1069 ⋅15971.

It is a cyclic number.

It is not a de Polignac number, because 99927071 - 2⁶ = 99927007 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99927001) 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, 2939015 + ... + 2939048.

It is an arithmetic number, because the mean of its divisors is an integer number (26451288).

Almost surely, 2^99927071 is an apocalyptic number.

99927071 is a deficient number, since it is larger than the sum of its proper divisors (5878081).

99927071 is a wasteful number, since it uses less digits than its factorization.

99927071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5878080.

The product of its (nonzero) digits is 71442, while the sum is 44.

The square root of 99927071 is about 9996.3528849276. The cubic root of 99927071 is about 464.0460204429.

The spelling of 99927071 in words is "ninety-nine million, nine hundred twenty-seven thousand, seventy-one".