1016819199 has 24 divisors (see below), whose sum is σ = 1657515600. Its totient is φ = 595002240.

The previous prime is 1016819171. The next prime is 1016819203. The reversal of 1016819199 is 9919186101.

It is not a de Polignac number, because 1016819199 - 2¹³ = 1016811007 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1016819129) 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, 174214 + ... + 179955.

It is an arithmetic number, because the mean of its divisors is an integer number (69063150).

Almost surely, 2^1016819199 is an apocalyptic number.

1016819199 is a deficient number, since it is larger than the sum of its proper divisors (640696401).

1016819199 is a wasteful number, since it uses less digits than its factorization.

1016819199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 354215 (or 354212 counting only the distinct ones).

The product of its (nonzero) digits is 34992, while the sum is 45.

The square root of 1016819199 is about 31887.6025909757. The cubic root of 1016819199 is about 1005.5752583943.

The spelling of 1016819199 in words is "one billion, sixteen million, eight hundred nineteen thousand, one hundred ninety-nine".