4001512673 has 2 divisors, whose sum is σ = 4001512674. Its totient is φ = 4001512672.

The previous prime is 4001512609. The next prime is 4001512693. The reversal of 4001512673 is 3762151004.

4001512673 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2979303889 + 1022208784 = 54583^2 + 31972^2 .

It is a cyclic number.

It is not a de Polignac number, because 4001512673 - 2⁶ = 4001512609 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 (4001512693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2000756336 + 2000756337.

It is an arithmetic number, because the mean of its divisors is an integer number (2000756337).

Almost surely, 2^4001512673 is an apocalyptic number.

It is an amenable number.

4001512673 is a deficient number, since it is larger than the sum of its proper divisors (1).

4001512673 is an equidigital number, since it uses as much as digits as its factorization.

4001512673 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 4001512673 is about 63257.5108030659. The cubic root of 4001512673 is about 1587.6011283088.

Adding to 4001512673 its reverse (3762151004), we get a palindrome (7763663677).

The spelling of 4001512673 in words is "four billion, one million, five hundred twelve thousand, six hundred seventy-three".