199313499 has 24 divisors (see below), whose sum is σ = 333840640. Its totient is φ = 103538160.

The previous prime is 199313497. The next prime is 199313503. The reversal of 199313499 is 994313991.

199313499 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 199313499 - 2¹ = 199313497 is a prime.

It is not an unprimeable number, because it can be changed into a prime (199313497) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 36679 + ... + 41760.

Almost surely, 2^199313499 is an apocalyptic number.

199313499 is a deficient number, since it is larger than the sum of its proper divisors (134527141).

199313499 is a wasteful number, since it uses less digits than its factorization.

199313499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78471 (or 78460 counting only the distinct ones).

The product of its digits is 236196, while the sum is 48.

The square root of 199313499 is about 14117.8432842981. The cubic root of 199313499 is about 584.1336669002.

The spelling of 199313499 in words is "one hundred ninety-nine million, three hundred thirteen thousand, four hundred ninety-nine".