1608023 has 2 divisors, whose sum is σ = 1608024. Its totient is φ = 1608022.

The previous prime is 1608017. The next prime is 1608037. The reversal of 1608023 is 3208061.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1608023 - 2⁴ = 1608007 is a prime.

It is a Sophie Germain prime.

It is equal to p₁₂₁₇₁₈ and since 1608023 and 121718 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 1607986 and 1608004.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1608083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 804011 + 804012.

It is an arithmetic number, because the mean of its divisors is an integer number (804012).

2^1608023 is an apocalyptic number.

1608023 is a deficient number, since it is larger than the sum of its proper divisors (1).

1608023 is an equidigital number, since it uses as much as digits as its factorization.

1608023 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 20.

The square root of 1608023 is about 1268.0784676036. The cubic root of 1608023 is about 117.1558786267.

The spelling of 1608023 in words is "one million, six hundred eight thousand, twenty-three".