999348107 has 4 divisors (see below), whose sum is σ = 999585720. Its totient is φ = 999110496.

The previous prime is 999348071. The next prime is 999348131. The reversal of 999348107 is 701843999.

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 999348107 - 2²⁴ = 982570891 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (999348407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112382 + ... + 120947.

It is an arithmetic number, because the mean of its divisors is an integer number (249896430).

Almost surely, 2^999348107 is an apocalyptic number.

999348107 is a deficient number, since it is larger than the sum of its proper divisors (237613).

999348107 is a wasteful number, since it uses less digits than its factorization.

999348107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 237612.

The product of its (nonzero) digits is 489888, while the sum is 50.

The square root of 999348107 is about 31612.4675879628. The cubic root of 999348107 is about 999.7826550979.

The spelling of 999348107 in words is "nine hundred ninety-nine million, three hundred forty-eight thousand, one hundred seven".