3963995013 has 8 divisors (see below), whose sum is σ = 5765810976. Its totient is φ = 2402421200.

The previous prime is 3963994987. The next prime is 3963995041. The reversal of 3963995013 is 3105993693.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3963995013 - 2⁵ = 3963994981 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3963995083) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60060498 + ... + 60060563.

It is an arithmetic number, because the mean of its divisors is an integer number (720726372).

Almost surely, 2^3963995013 is an apocalyptic number.

3963995013 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

It is an amenable number.

3963995013 is a deficient number, since it is larger than the sum of its proper divisors (1801815963).

3963995013 is a wasteful number, since it uses less digits than its factorization.

3963995013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120121075.

The product of its (nonzero) digits is 590490, while the sum is 48.

The square root of 3963995013 is about 62960.2653504573. The cubic root of 3963995013 is about 1582.6238266525.

The spelling of 3963995013 in words is "three billion, nine hundred sixty-three million, nine hundred ninety-five thousand, thirteen".