1601600233 has 2 divisors, whose sum is σ = 1601600234. Its totient is φ = 1601600232.

The previous prime is 1601600219. The next prime is 1601600257. The reversal of 1601600233 is 3320061061.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1185562624 + 416037609 = 34432^2 + 20397^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1601600233 is a prime.

It is not a weakly prime, because it can be changed into another prime (1601600333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 800800116 + 800800117.

It is an arithmetic number, because the mean of its divisors is an integer number (800800117).

Almost surely, 2^1601600233 is an apocalyptic number.

It is an amenable number.

1601600233 is a deficient number, since it is larger than the sum of its proper divisors (1).

1601600233 is an equidigital number, since it uses as much as digits as its factorization.

1601600233 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 22.

The square root of 1601600233 is about 40019.9979135432. The cubic root of 1601600233 is about 1169.9968911696.

Adding to 1601600233 its reverse (3320061061), we get a palindrome (4921661294).

The spelling of 1601600233 in words is "one billion, six hundred one million, six hundred thousand, two hundred thirty-three".