4032966781 has 2 divisors, whose sum is σ = 4032966782. Its totient is φ = 4032966780.

The previous prime is 4032966767. The next prime is 4032966787. The reversal of 4032966781 is 1876692304.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3873070756 + 159896025 = 62234^2 + 12645^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4032966781 is a prime.

It is a super-2 number, since 2×4032966781² = 32529642113299003922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4032966787) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2016483390 + 2016483391.

It is an arithmetic number, because the mean of its divisors is an integer number (2016483391).

Almost surely, 2^4032966781 is an apocalyptic number.

It is an amenable number.

4032966781 is a deficient number, since it is larger than the sum of its proper divisors (1).

4032966781 is an equidigital number, since it uses as much as digits as its factorization.

4032966781 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 435456, while the sum is 46.

The square root of 4032966781 is about 63505.6436940844. The cubic root of 4032966781 is about 1591.7500845304.

The spelling of 4032966781 in words is "four billion, thirty-two million, nine hundred sixty-six thousand, seven hundred eighty-one".