3989232245731 has 2 divisors, whose sum is σ = 3989232245732. Its totient is φ = 3989232245730.

The previous prime is 3989232245723. The next prime is 3989232245753. The reversal of 3989232245731 is 1375422329893.

It is a happy number.

3989232245731 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is an emirp because it is prime and its reverse (1375422329893) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3989232245731 - 2³ = 3989232245723 is a prime.

It is a super-2 number, since 2×3989232245731² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3989232248731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1994616122865 + 1994616122866.

It is an arithmetic number, because the mean of its divisors is an integer number (1994616122866).

Almost surely, 2^{3989232245731} is an apocalyptic number.

3989232245731 is a deficient number, since it is larger than the sum of its proper divisors (1).

3989232245731 is an equidigital number, since it uses as much as digits as its factorization.

3989232245731 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 19595520, while the sum is 58.

The spelling of 3989232245731 in words is "three trillion, nine hundred eighty-nine billion, two hundred thirty-two million, two hundred forty-five thousand, seven hundred thirty-one".