2140434323 has 2 divisors, whose sum is σ = 2140434324. Its totient is φ = 2140434322.

The previous prime is 2140434299. The next prime is 2140434343. The reversal of 2140434323 is 3234340412.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2140434323 - 2⁶ = 2140434259 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2140434292 and 2140434301.

It is not a weakly prime, because it can be changed into another prime (2140434343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1070217161 + 1070217162.

It is an arithmetic number, because the mean of its divisors is an integer number (1070217162).

Almost surely, 2^2140434323 is an apocalyptic number.

2140434323 is a deficient number, since it is larger than the sum of its proper divisors (1).

2140434323 is an equidigital number, since it uses as much as digits as its factorization.

2140434323 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6912, while the sum is 26.

The square root of 2140434323 is about 46264.8281419049. The cubic root of 2140434323 is about 1288.7459164161.

Adding to 2140434323 its reverse (3234340412), we get a palindrome (5374774735).

The spelling of 2140434323 in words is "two billion, one hundred forty million, four hundred thirty-four thousand, three hundred twenty-three".