3989987753 has 2 divisors, whose sum is σ = 3989987754. Its totient is φ = 3989987752.

The previous prime is 3989987741. The next prime is 3989987761. The reversal of 3989987753 is 3577899893.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3720634009 + 269353744 = 60997^2 + 16412^2 .

It is a cyclic number.

It is not a de Polignac number, because 3989987753 - 2⁶ = 3989987689 is a prime.

It is not a weakly prime, because it can be changed into another prime (3989987713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1994993876 + 1994993877.

It is an arithmetic number, because the mean of its divisors is an integer number (1994993877).

Almost surely, 2^3989987753 is an apocalyptic number.

It is an amenable number.

3989987753 is a deficient number, since it is larger than the sum of its proper divisors (1).

3989987753 is an equidigital number, since it uses as much as digits as its factorization.

3989987753 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 102876480, while the sum is 68.

The square root of 3989987753 is about 63166.3498470507. The cubic root of 3989987753 is about 1586.0754910803.

The spelling of 3989987753 in words is "three billion, nine hundred eighty-nine million, nine hundred eighty-seven thousand, seven hundred fifty-three".