17053317212503 has 16 divisors (see below), whose sum is σ = 20035128379392. Its totient is φ = 14310145980000.

The previous prime is 17053317212497. The next prime is 17053317212507. The reversal of 17053317212503 is 30521271335071.

It is not a de Polignac number, because 17053317212503 - 2⁴¹ = 14854293956951 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (17053317212507) 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, 4949178 + ... + 7655128.

It is an arithmetic number, because the mean of its divisors is an integer number (1252195523712).

Almost surely, 2^{17053317212503} is an apocalyptic number.

17053317212503 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

17053317212503 is a deficient number, since it is larger than the sum of its proper divisors (2981811166889).

17053317212503 is a wasteful number, since it uses less digits than its factorization.

17053317212503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2750046.

The product of its (nonzero) digits is 132300, while the sum is 40.

Adding to 17053317212503 its reverse (30521271335071), we get a palindrome (47574588547574).

The spelling of 17053317212503 in words is "seventeen trillion, fifty-three billion, three hundred seventeen million, two hundred twelve thousand, five hundred three".