2032071661 has 2 divisors, whose sum is σ = 2032071662. Its totient is φ = 2032071660.

The previous prime is 2032071623. The next prime is 2032071697. The reversal of 2032071661 is 1661702302.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2008742761 + 23328900 = 44819^2 + 4830^2 .

It is a cyclic number.

It is not a de Polignac number, because 2032071661 - 2¹³ = 2032063469 is a prime.

It is a super-3 number, since 3×2032071661³ (a number of 29 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2032071161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1016035830 + 1016035831.

It is an arithmetic number, because the mean of its divisors is an integer number (1016035831).

Almost surely, 2^2032071661 is an apocalyptic number.

It is an amenable number.

2032071661 is a deficient number, since it is larger than the sum of its proper divisors (1).

2032071661 is an equidigital number, since it uses as much as digits as its factorization.

2032071661 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 2032071661 is about 45078.5055320160. The cubic root of 2032071661 is about 1266.6199955642.

Adding to 2032071661 its reverse (1661702302), we get a palindrome (3693773963).

The spelling of 2032071661 in words is "two billion, thirty-two million, seventy-one thousand, six hundred sixty-one".