9999119492 has 6 divisors (see below), whose sum is σ = 17498459118. Its totient is φ = 4999559744.

The previous prime is 9999119441. The next prime is 9999119497. The reversal of 9999119492 is 2949119999.

It can be written as a sum of positive squares in only one way, i.e., 7503717376 + 2495402116 = 86624^2 + 49954^2 .

It is not an unprimeable number, because it can be changed into a prime (9999119497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1249889933 + ... + 1249889940.

It is an arithmetic number, because the mean of its divisors is an integer number (2916409853).

Almost surely, 2^9999119492 is an apocalyptic number.

It is an amenable number.

9999119492 is a deficient number, since it is larger than the sum of its proper divisors (7499339626).

9999119492 is a wasteful number, since it uses less digits than its factorization.

9999119492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2499779877 (or 2499779875 counting only the distinct ones).

The product of its digits is 4251528, while the sum is 62.

The square root of 9999119492 is about 99995.5973630839. The cubic root of 9999119492 is about 2154.3714549432.

The spelling of 9999119492 in words is "nine billion, nine hundred ninety-nine million, one hundred nineteen thousand, four hundred ninety-two".