99717141 has 8 divisors (see below), whose sum is σ = 133699680. Its totient is φ = 66106352.

The previous prime is 99717133. The next prime is 99717151. The reversal of 99717141 is 14171799.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 99717141 - 2³ = 99717133 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 99717141.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99717131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 92310 + ... + 93383.

It is an arithmetic number, because the mean of its divisors is an integer number (16712460).

Almost surely, 2^99717141 is an apocalyptic number.

It is an amenable number.

99717141 is a deficient number, since it is larger than the sum of its proper divisors (33982539).

99717141 is a wasteful number, since it uses less digits than its factorization.

99717141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185875.

The product of its digits is 15876, while the sum is 39.

The square root of 99717141 is about 9985.8470346786. The cubic root of 99717141 is about 463.7208316865.

The spelling of 99717141 in words is "ninety-nine million, seven hundred seventeen thousand, one hundred forty-one".