3201533161 has 2 divisors, whose sum is σ = 3201533162. Its totient is φ = 3201533160.

The previous prime is 3201533123. The next prime is 3201533189. The reversal of 3201533161 is 1613351023.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3199033600 + 2499561 = 56560^2 + 1581^2 .

It is a cyclic number.

It is not a de Polignac number, because 3201533161 - 2²⁹ = 2664662249 is a prime.

It is not a weakly prime, because it can be changed into another prime (3201533261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1600766580 + 1600766581.

It is an arithmetic number, because the mean of its divisors is an integer number (1600766581).

Almost surely, 2^3201533161 is an apocalyptic number.

It is an amenable number.

3201533161 is a deficient number, since it is larger than the sum of its proper divisors (1).

3201533161 is an equidigital number, since it uses as much as digits as its factorization.

3201533161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1620, while the sum is 25.

The square root of 3201533161 is about 56582.0922289022. The cubic root of 3201533161 is about 1473.8479041067.

Adding to 3201533161 its reverse (1613351023), we get a palindrome (4814884184).

The spelling of 3201533161 in words is "three billion, two hundred one million, five hundred thirty-three thousand, one hundred sixty-one".