1601000033 has 2 divisors, whose sum is σ = 1601000034. Its totient is φ = 1601000032.

The previous prime is 1600999997. The next prime is 1601000039. The reversal of 1601000033 is 3300001061.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 982383649 + 618616384 = 31343^2 + 24872^2 .

It is a cyclic number.

It is not a de Polignac number, because 1601000033 - 2⁶ = 1600999969 is a prime.

It is a super-2 number, since 2×1601000033² = 5126402211332002178, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1600999981 and 1601000017.

It is not a weakly prime, because it can be changed into another prime (1601000039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 800500016 + 800500017.

It is an arithmetic number, because the mean of its divisors is an integer number (800500017).

Almost surely, 2^1601000033 is an apocalyptic number.

It is an amenable number.

1601000033 is a deficient number, since it is larger than the sum of its proper divisors (1).

1601000033 is an equidigital number, since it uses as much as digits as its factorization.

1601000033 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54, while the sum is 14.

The square root of 1601000033 is about 40012.4984598563. The cubic root of 1601000033 is about 1169.8507207211.

Adding to 1601000033 its reverse (3300001061), we get a palindrome (4901001094).

The spelling of 1601000033 in words is "one billion, six hundred one million, thirty-three", and thus it is an aban number.