2134213043 has 2 divisors, whose sum is σ = 2134213044. Its totient is φ = 2134213042.

The previous prime is 2134213009. The next prime is 2134213049. The reversal of 2134213043 is 3403124312.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2134213043 is a prime.

It is a super-2 number, since 2×2134213043² = 9109730625822639698, which contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (2134213049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1067106521 + 1067106522.

It is an arithmetic number, because the mean of its divisors is an integer number (1067106522).

Almost surely, 2^2134213043 is an apocalyptic number.

2134213043 is a deficient number, since it is larger than the sum of its proper divisors (1).

2134213043 is an equidigital number, since it uses as much as digits as its factorization.

2134213043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 2134213043 is about 46197.5436901141. The cubic root of 2134213043 is about 1287.4961031459.

Adding to 2134213043 its reverse (3403124312), we get a palindrome (5537337355).

The spelling of 2134213043 in words is "two billion, one hundred thirty-four million, two hundred thirteen thousand, forty-three".