999120119 has 8 divisors (see below), whose sum is σ = 1019138112. Its totient is φ = 979145440.

The previous prime is 999120113. The next prime is 999120131. The reversal of 999120119 is 911021999.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-999120119 is a prime.

It is a super-2 number, since 2×999120119² = 1996482024381148322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (999120113) 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, 37937 + ... + 58629.

It is an arithmetic number, because the mean of its divisors is an integer number (127392264).

Almost surely, 2^999120119 is an apocalyptic number.

999120119 is a deficient number, since it is larger than the sum of its proper divisors (20017993).

999120119 is a wasteful number, since it uses less digits than its factorization.

999120119 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21657.

The product of its (nonzero) digits is 13122, while the sum is 41.

The square root of 999120119 is about 31608.8613999302. The cubic root of 999120119 is about 999.7066202701.

The spelling of 999120119 in words is "nine hundred ninety-nine million, one hundred twenty thousand, one hundred nineteen".