3993113065 has 16 divisors (see below), whose sum is σ = 4877625600. Its totient is φ = 3137651712.

The previous prime is 3993113063. The next prime is 3993113077. The reversal of 3993113065 is 5603113993.

It is a cyclic number.

It is not a de Polignac number, because 3993113065 - 2¹ = 3993113063 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3993113063) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50046 + ... + 102424.

It is an arithmetic number, because the mean of its divisors is an integer number (304851600).

Almost surely, 2^3993113065 is an apocalyptic number.

It is an amenable number.

3993113065 is a deficient number, since it is larger than the sum of its proper divisors (884512535).

3993113065 is a wasteful number, since it uses less digits than its factorization.

3993113065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52656.

The product of its (nonzero) digits is 65610, while the sum is 40.

The square root of 3993113065 is about 63191.0837460476. The cubic root of 3993113065 is about 1586.4895012967.

The spelling of 3993113065 in words is "three billion, nine hundred ninety-three million, one hundred thirteen thousand, sixty-five".