10505547173 has 4 divisors (see below), whose sum is σ = 11460596928. Its totient is φ = 9550497420.

The previous prime is 10505547167. The next prime is 10505547179. The reversal of 10505547173 is 37174550501.

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 an interprime number because it is at equal distance from previous prime (10505547167) and next prime (10505547179).

It is a cyclic number.

It is not a de Polignac number, because 10505547173 - 2²⁴ = 10488769957 is a prime.

It is a super-2 number, since 2×10505547173² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10505547179) 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, 477524861 + ... + 477524882.

It is an arithmetic number, because the mean of its divisors is an integer number (2865149232).

Almost surely, 2^10505547173 is an apocalyptic number.

It is an amenable number.

10505547173 is a deficient number, since it is larger than the sum of its proper divisors (955049755).

10505547173 is an equidigital number, since it uses as much as digits as its factorization.

10505547173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 955049754.

The product of its (nonzero) digits is 73500, while the sum is 38.

The spelling of 10505547173 in words is "ten billion, five hundred five million, five hundred forty-seven thousand, one hundred seventy-three".