1004340031 has 2 divisors, whose sum is σ = 1004340032. Its totient is φ = 1004340030.

The previous prime is 1004340023. The next prime is 1004340047. The reversal of 1004340031 is 1300434001.

It is an a-pointer prime, because the next prime (1004340047) can be obtained adding 1004340031 to its sum of digits (16).

It is a weak prime.

It is an emirp because it is prime and its reverse (1300434001) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1004340031 - 2³ = 1004340023 is a prime.

It is a super-2 number, since 2×1004340031² = 2017397795738161922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1004339987 and 1004340014.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1004340431) 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, 502170015 + 502170016.

It is an arithmetic number, because the mean of its divisors is an integer number (502170016).

Almost surely, 2^1004340031 is an apocalyptic number.

1004340031 is a deficient number, since it is larger than the sum of its proper divisors (1).

1004340031 is an equidigital number, since it uses as much as digits as its factorization.

1004340031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 1004340031 is about 31691.3242228847. The cubic root of 1004340031 is about 1001.4445891573. Note that the first 3 decimals are identical.

Adding to 1004340031 its reverse (1300434001), we get a palindrome (2304774032).

The spelling of 1004340031 in words is "one billion, four million, three hundred forty thousand, thirty-one".