2134403191 has 2 divisors, whose sum is σ = 2134403192. Its totient is φ = 2134403190.

The previous prime is 2134403189. The next prime is 2134403233. The reversal of 2134403191 is 1913044312.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2134403191 - 2¹ = 2134403189 is a prime.

Together with 2134403189, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2134403111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1067201595 + 1067201596.

It is an arithmetic number, because the mean of its divisors is an integer number (1067201596).

Almost surely, 2^2134403191 is an apocalyptic number.

2134403191 is a deficient number, since it is larger than the sum of its proper divisors (1).

2134403191 is an equidigital number, since it uses as much as digits as its factorization.

2134403191 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 2134403191 is about 46199.6016324816. The cubic root of 2134403191 is about 1287.5343385569.

The spelling of 2134403191 in words is "two billion, one hundred thirty-four million, four hundred three thousand, one hundred ninety-one".