173564053 has 4 divisors (see below), whose sum is σ = 186915148. Its totient is φ = 160212960.

The previous prime is 173564051. The next prime is 173564063. The reversal of 173564053 is 350465371.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 350465371 = 2411 ⋅145361.

It can be written as a sum of positive squares in 2 ways, for example, as 96000804 + 77563249 = 9798^2 + 8807^2 .

It is a cyclic number.

It is not a de Polignac number, because 173564053 - 2¹ = 173564051 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 (173564051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6675528 + ... + 6675553.

It is an arithmetic number, because the mean of its divisors is an integer number (46728787).

Almost surely, 2^173564053 is an apocalyptic number.

173564053 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

173564053 is a deficient number, since it is larger than the sum of its proper divisors (13351095).

173564053 is a wasteful number, since it uses less digits than its factorization.

173564053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13351094.

The product of its (nonzero) digits is 37800, while the sum is 34.

The square root of 173564053 is about 13174.3710665823. The cubic root of 173564053 is about 557.8103835802.

The spelling of 173564053 in words is "one hundred seventy-three million, five hundred sixty-four thousand, fifty-three".