4080963521 has 2 divisors, whose sum is σ = 4080963522. Its totient is φ = 4080963520.

The previous prime is 4080963463. The next prime is 4080963529. The reversal of 4080963521 is 1253690804.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3485603521 + 595360000 = 59039^2 + 24400^2 .

It is a cyclic number.

It is not a de Polignac number, because 4080963521 - 2¹⁴ = 4080947137 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (4080963529) 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, 2040481760 + 2040481761.

It is an arithmetic number, because the mean of its divisors is an integer number (2040481761).

Almost surely, 2^4080963521 is an apocalyptic number.

It is an amenable number.

4080963521 is a deficient number, since it is larger than the sum of its proper divisors (1).

4080963521 is an equidigital number, since it uses as much as digits as its factorization.

4080963521 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 51840, while the sum is 38.

The square root of 4080963521 is about 63882.4194986383. The cubic root of 4080963521 is about 1598.0397244359.

The spelling of 4080963521 in words is "four billion, eighty million, nine hundred sixty-three thousand, five hundred twenty-one".