1004340023 has 2 divisors, whose sum is σ = 1004340024. Its totient is φ = 1004340022.

The previous prime is 1004339971. The next prime is 1004340031. The reversal of 1004340023 is 3200434001.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1004340023 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1004339983 and 1004340010.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1004340053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 502170011 + 502170012.

It is an arithmetic number, because the mean of its divisors is an integer number (502170012).

Almost surely, 2^1004340023 is an apocalyptic number.

1004340023 is a deficient number, since it is larger than the sum of its proper divisors (1).

1004340023 is an equidigital number, since it uses as much as digits as its factorization.

1004340023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 1004340023 is about 31691.3240966672. The cubic root of 1004340023 is about 1001.4445864983. Note that the first 3 decimals are identical.

Adding to 1004340023 its reverse (3200434001), we get a palindrome (4204774024).

The spelling of 1004340023 in words is "one billion, four million, three hundred forty thousand, twenty-three".