199814043 has 32 divisors (see below), whose sum is σ = 314496000. Its totient is φ = 111248640.

The previous prime is 199814011. The next prime is 199814059. The reversal of 199814043 is 340418991.

It is not a de Polignac number, because 199814043 - 2⁵ = 199814011 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a junction number, because it is equal to n+sod(n) for n = 199813992 and 199814010.

It is not an unprimeable number, because it can be changed into a prime (199814143) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 98958 + ... + 100956.

It is an arithmetic number, because the mean of its divisors is an integer number (9828000).

Almost surely, 2^199814043 is an apocalyptic number.

199814043 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

199814043 is a deficient number, since it is larger than the sum of its proper divisors (114681957).

199814043 is a wasteful number, since it uses less digits than its factorization.

199814043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2259.

The product of its (nonzero) digits is 31104, while the sum is 39.

The square root of 199814043 is about 14135.5595219998. The cubic root of 199814043 is about 584.6222442511.

The spelling of 199814043 in words is "one hundred ninety-nine million, eight hundred fourteen thousand, forty-three".