4009975747 has 2 divisors, whose sum is σ = 4009975748. Its totient is φ = 4009975746.

The previous prime is 4009975741. The next prime is 4009975771. The reversal of 4009975747 is 7475799004.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4009975747 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4009975694 and 4009975703.

It is not a weakly prime, because it can be changed into another prime (4009975741) 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, 2004987873 + 2004987874.

It is an arithmetic number, because the mean of its divisors is an integer number (2004987874).

Almost surely, 2^4009975747 is an apocalyptic number.

4009975747 is a deficient number, since it is larger than the sum of its proper divisors (1).

4009975747 is an equidigital number, since it uses as much as digits as its factorization.

4009975747 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2222640, while the sum is 52.

The square root of 4009975747 is about 63324.3692980830. The cubic root of 4009975747 is about 1588.7195824046.

The spelling of 4009975747 in words is "four billion, nine million, nine hundred seventy-five thousand, seven hundred forty-seven".