2199059243 has 4 divisors (see below), whose sum is σ = 2212550568. Its totient is φ = 2185567920.

The previous prime is 2199059197. The next prime is 2199059267. The reversal of 2199059243 is 3429509912.

It is a happy number.

2199059243 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2199059243 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2199059194 and 2199059203.

It is not an unprimeable number, because it can be changed into a prime (2199059273) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6745418 + ... + 6745743.

It is an arithmetic number, because the mean of its divisors is an integer number (553137642).

Almost surely, 2^2199059243 is an apocalyptic number.

2199059243 is a deficient number, since it is larger than the sum of its proper divisors (13491325).

2199059243 is a wasteful number, since it uses less digits than its factorization.

2199059243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13491324.

The product of its (nonzero) digits is 174960, while the sum is 44.

The square root of 2199059243 is about 46894.1280226000. The cubic root of 2199059243 is about 1300.4060354951.

The spelling of 2199059243 in words is "two billion, one hundred ninety-nine million, fifty-nine thousand, two hundred forty-three".