99860107 has 2 divisors, whose sum is σ = 99860108.
Its totient is φ = 99860106.
The previous prime is 99860041. The next prime is 99860149. The reversal of 99860107 is 70106899.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 99860107 - 27 = 99859979 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 99860107.
It is not a weakly prime, because it can be changed into another prime (99860197) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49930053 + 49930054.
It is an arithmetic number, because the mean of its divisors is an integer number (49930054).
Almost surely, 299860107 is an apocalyptic number.
99860107 is a deficient number, since it is larger than the sum of its proper divisors (1).
99860107 is an equidigital number, since it uses as much as digits as its factorization.
99860107 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 27216, while the sum is 40.
The square root of 99860107 is about 9993.0029020310.
The cubic root of 99860107 is about 463.9423404248.
The spelling of 99860107 in words is "ninety-nine million, eight hundred sixty thousand, one hundred seven".