13903065993 has 8 divisors (see below), whose sum is σ = 18570349728. Its totient is φ = 9252246464.

The previous prime is 13903065991. The next prime is 13903066027. The reversal of 13903065993 is 39956030931.

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 13903065993 - 2¹ = 13903065991 is a prime.

It is a super-3 number, since 3×13903065993³ (a number of 31 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (13903065991) 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, 4114080 + ... + 4117457.

It is an arithmetic number, because the mean of its divisors is an integer number (2321293716).

Almost surely, 2^13903065993 is an apocalyptic number.

It is an amenable number.

13903065993 is a deficient number, since it is larger than the sum of its proper divisors (4667283735).

13903065993 is an equidigital number, since it uses as much as digits as its factorization.

13903065993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8232103.

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

The spelling of 13903065993 in words is "thirteen billion, nine hundred three million, sixty-five thousand, nine hundred ninety-three".