17155110053 has 4 divisors (see below), whose sum is σ = 17155658508. Its totient is φ = 17154561600.

The previous prime is 17155110041. The next prime is 17155110097. The reversal of 17155110053 is 35001155171.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 35001155171 = 77747 ⋅450193.

It can be written as a sum of positive squares in 2 ways, for example, as 3772784929 + 13382325124 = 61423^2 + 115682^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-17155110053 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 17155109998 and 17155110025.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (17155110253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 224276 + ... + 290877.

It is an arithmetic number, because the mean of its divisors is an integer number (4288914627).

Almost surely, 2^17155110053 is an apocalyptic number.

It is an amenable number.

17155110053 is a deficient number, since it is larger than the sum of its proper divisors (548455).

17155110053 is an equidigital number, since it uses as much as digits as its factorization.

17155110053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 548454.

The product of its (nonzero) digits is 2625, while the sum is 29.

The spelling of 17155110053 in words is "seventeen billion, one hundred fifty-five million, one hundred ten thousand, fifty-three".