999313142 has 8 divisors (see below), whose sum is σ = 1587144456. Its totient is φ = 470264992.

The previous prime is 999313141. The next prime is 999313153. The reversal of 999313142 is 241313999.

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

It is a self number, because there is not a number n which added to its sum of digits gives 999313142.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (999313141) 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, 14695748 + ... + 14695815.

It is an arithmetic number, because the mean of its divisors is an integer number (198393057).

Almost surely, 2^999313142 is an apocalyptic number.

999313142 is a deficient number, since it is larger than the sum of its proper divisors (587831314).

999313142 is a wasteful number, since it uses less digits than its factorization.

999313142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29391582.

The product of its digits is 52488, while the sum is 41.

The square root of 999313142 is about 31611.9145576474. The cubic root of 999313142 is about 999.7709948940.

The spelling of 999313142 in words is "nine hundred ninety-nine million, three hundred thirteen thousand, one hundred forty-two".