17270113993 has 4 divisors (see below), whose sum is σ = 18840124368. Its totient is φ = 15700103620.

The previous prime is 17270113963. The next prime is 17270113997. The reversal of 17270113993 is 39931107271.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-17270113993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (17270113997) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 785005171 + ... + 785005192.

It is an arithmetic number, because the mean of its divisors is an integer number (4710031092).

Almost surely, 2^17270113993 is an apocalyptic number.

It is an amenable number.

17270113993 is a deficient number, since it is larger than the sum of its proper divisors (1570010375).

17270113993 is a wasteful number, since it uses less digits than its factorization.

17270113993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1570010374.

The product of its (nonzero) digits is 71442, while the sum is 43.

The spelling of 17270113993 in words is "seventeen billion, two hundred seventy million, one hundred thirteen thousand, nine hundred ninety-three".