2193254043 has 4 divisors (see below), whose sum is σ = 2924338728. Its totient is φ = 1462169360.

The previous prime is 2193254027. The next prime is 2193254071. The reversal of 2193254043 is 3404523912.

2193254043 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 not a de Polignac number, because 2193254043 - 2⁴ = 2193254027 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2193253995 and 2193254013.

It is not an unprimeable number, because it can be changed into a prime (2193254083) 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, 365542338 + ... + 365542343.

It is an arithmetic number, because the mean of its divisors is an integer number (731084682).

Almost surely, 2^2193254043 is an apocalyptic number.

2193254043 is a deficient number, since it is larger than the sum of its proper divisors (731084685).

2193254043 is an equidigital number, since it uses as much as digits as its factorization.

2193254043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 731084684.

The product of its (nonzero) digits is 25920, while the sum is 33.

The square root of 2193254043 is about 46832.1902434640. The cubic root of 2193254043 is about 1299.2607321475.

Adding to 2193254043 its reverse (3404523912), we get a palindrome (5597777955).

The spelling of 2193254043 in words is "two billion, one hundred ninety-three million, two hundred fifty-four thousand, forty-three".