1605230041 has 2 divisors, whose sum is σ = 1605230042. Its totient is φ = 1605230040.

The previous prime is 1605230023. The next prime is 1605230059. The reversal of 1605230041 is 1400325061.

It is a balanced prime because it is at equal distance from previous prime (1605230023) and next prime (1605230059).

It can be written as a sum of positive squares in only one way, i.e., 1217730816 + 387499225 = 34896^2 + 19685^2 .

It is a cyclic number.

It is not a de Polignac number, because 1605230041 - 2⁵ = 1605230009 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1605229994 and 1605230021.

It is not a weakly prime, because it can be changed into another prime (1605230141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 802615020 + 802615021.

It is an arithmetic number, because the mean of its divisors is an integer number (802615021).

Almost surely, 2^1605230041 is an apocalyptic number.

It is an amenable number.

1605230041 is a deficient number, since it is larger than the sum of its proper divisors (1).

1605230041 is an equidigital number, since it uses as much as digits as its factorization.

1605230041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 1605230041 is about 40065.3221751679. The cubic root of 1605230041 is about 1170.8801036195.

The spelling of 1605230041 in words is "one billion, six hundred five million, two hundred thirty thousand, forty-one".