17042051315 has 4 divisors (see below), whose sum is σ = 20450461584. Its totient is φ = 13633641048.

The previous prime is 17042051309. The next prime is 17042051333. The reversal of 17042051315 is 51315024071.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 17042051315 - 2¹² = 17042047219 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1704205127 + ... + 1704205136.

It is an arithmetic number, because the mean of its divisors is an integer number (5112615396).

Almost surely, 2^17042051315 is an apocalyptic number.

17042051315 is a deficient number, since it is larger than the sum of its proper divisors (3408410269).

17042051315 is an equidigital number, since it uses as much as digits as its factorization.

17042051315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3408410268.

The product of its (nonzero) digits is 4200, while the sum is 29.

Adding to 17042051315 its reverse (51315024071), we get a palindrome (68357075386).

The spelling of 17042051315 in words is "seventeen billion, forty-two million, fifty-one thousand, three hundred fifteen".