1115171317001 has 4 divisors (see below), whose sum is σ = 1274481505152. Its totient is φ = 955861128852.

The previous prime is 1115171316997. The next prime is 1115171317027. The reversal of 1115171317001 is 1007131715111.

It is a happy number.

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 not a de Polignac number, because 1115171317001 - 2² = 1115171316997 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1115171317301) 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, 79655094065 + ... + 79655094078.

It is an arithmetic number, because the mean of its divisors is an integer number (318620376288).

Almost surely, 2^{1115171317001} is an apocalyptic number.

It is an amenable number.

1115171317001 is a deficient number, since it is larger than the sum of its proper divisors (159310188151).

1115171317001 is an equidigital number, since it uses as much as digits as its factorization.

1115171317001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159310188150.

The product of its (nonzero) digits is 735, while the sum is 29.

The spelling of 1115171317001 in words is "one trillion, one hundred fifteen billion, one hundred seventy-one million, three hundred seventeen thousand, one".