2134431223 has 2 divisors, whose sum is σ = 2134431224. Its totient is φ = 2134431222.

The previous prime is 2134431191. The next prime is 2134431227. The reversal of 2134431223 is 3221344312.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2134431223 - 2⁵ = 2134431191 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2134431227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1067215611 + 1067215612.

It is an arithmetic number, because the mean of its divisors is an integer number (1067215612).

Almost surely, 2^2134431223 is an apocalyptic number.

2134431223 is a deficient number, since it is larger than the sum of its proper divisors (1).

2134431223 is an equidigital number, since it uses as much as digits as its factorization.

2134431223 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3456, while the sum is 25.

The square root of 2134431223 is about 46199.9050107249. The cubic root of 2134431223 is about 1287.5399751059.

Adding to 2134431223 its reverse (3221344312), we get a palindrome (5355775535).

The spelling of 2134431223 in words is "two billion, one hundred thirty-four million, four hundred thirty-one thousand, two hundred twenty-three".