1004343311 has 2 divisors, whose sum is σ = 1004343312. Its totient is φ = 1004343310.

The previous prime is 1004343259. The next prime is 1004343313. The reversal of 1004343311 is 1133434001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1004343311 - 2²⁶ = 937234447 is a prime.

Together with 1004343313, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1004343313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 502171655 + 502171656.

It is an arithmetic number, because the mean of its divisors is an integer number (502171656).

Almost surely, 2^1004343311 is an apocalyptic number.

1004343311 is a deficient number, since it is larger than the sum of its proper divisors (1).

1004343311 is an equidigital number, since it uses as much as digits as its factorization.

1004343311 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 1004343311 is about 31691.3759720212. The cubic root of 1004343311 is about 1001.4456793374.

Adding to 1004343311 its reverse (1133434001), we get a palindrome (2137777312).

The spelling of 1004343311 in words is "one billion, four million, three hundred forty-three thousand, three hundred eleven".