4032535981 has 2 divisors, whose sum is σ = 4032535982. Its totient is φ = 4032535980.

The previous prime is 4032535963. The next prime is 4032536009. The reversal of 4032535981 is 1895352304.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2473470756 + 1559065225 = 49734^2 + 39485^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4032535981 is a prime.

It is a super-2 number, since 2×4032535981² = 32522692876119264722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4032535921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2016267990 + 2016267991.

It is an arithmetic number, because the mean of its divisors is an integer number (2016267991).

Almost surely, 2^4032535981 is an apocalyptic number.

It is an amenable number.

4032535981 is a deficient number, since it is larger than the sum of its proper divisors (1).

4032535981 is an equidigital number, since it uses as much as digits as its factorization.

4032535981 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 129600, while the sum is 40.

The square root of 4032535981 is about 63502.2517789724. The cubic root of 4032535981 is about 1591.6934057964.

The spelling of 4032535981 in words is "four billion, thirty-two million, five hundred thirty-five thousand, nine hundred eighty-one".