1604000023 has 2 divisors, whose sum is σ = 1604000024. Its totient is φ = 1604000022.

The previous prime is 1603999961. The next prime is 1604000053. The reversal of 1604000023 is 3200004061.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1604000023 - 2¹⁷ = 1603868951 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1603999970 and 1604000006.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1604000053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 802000011 + 802000012.

It is an arithmetic number, because the mean of its divisors is an integer number (802000012).

Almost surely, 2^1604000023 is an apocalyptic number.

1604000023 is a deficient number, since it is larger than the sum of its proper divisors (1).

1604000023 is an equidigital number, since it uses as much as digits as its factorization.

1604000023 is an evil number, because the sum of its binary digits is even.

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

The square root of 1604000023 is about 40049.9690761429. The cubic root of 1604000023 is about 1170.5809623587.

Adding to 1604000023 its reverse (3200004061), we get a palindrome (4804004084).

The spelling of 1604000023 in words is "one billion, six hundred four million, twenty-three", and thus it is an aban number.