2134402243 has 2 divisors, whose sum is σ = 2134402244. Its totient is φ = 2134402242.

The previous prime is 2134402201. The next prime is 2134402253. The reversal of 2134402243 is 3422044312.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2134402243 is a prime.

It is not a weakly prime, because it can be changed into another prime (2134402253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1067201121 + 1067201122.

It is an arithmetic number, because the mean of its divisors is an integer number (1067201122).

Almost surely, 2^2134402243 is an apocalyptic number.

2134402243 is a deficient number, since it is larger than the sum of its proper divisors (1).

2134402243 is an equidigital number, since it uses as much as digits as its factorization.

2134402243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4608, while the sum is 25.

The square root of 2134402243 is about 46199.5913726518. The cubic root of 2134402243 is about 1287.5341479365.

Adding to 2134402243 its reverse (3422044312), we get a palindrome (5556446555).

The spelling of 2134402243 in words is "two billion, one hundred thirty-four million, four hundred two thousand, two hundred forty-three".