3999008963 has 2 divisors, whose sum is σ = 3999008964. Its totient is φ = 3999008962.

The previous prime is 3999008941. The next prime is 3999008999. The reversal of 3999008963 is 3698009993.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3999008963 - 2¹⁶ = 3998943427 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3999008899 and 3999008908.

It is not a weakly prime, because it can be changed into another prime (3999008863) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1999504481 + 1999504482.

It is an arithmetic number, because the mean of its divisors is an integer number (1999504482).

Almost surely, 2^3999008963 is an apocalyptic number.

3999008963 is a deficient number, since it is larger than the sum of its proper divisors (1).

3999008963 is an equidigital number, since it uses as much as digits as its factorization.

3999008963 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2834352, while the sum is 56.

The square root of 3999008963 is about 63237.7178826055. The cubic root of 3999008963 is about 1587.2699433751.

The spelling of 3999008963 in words is "three billion, nine hundred ninety-nine million, eight thousand, nine hundred sixty-three".