173148053 has 4 divisors (see below), whose sum is σ = 186467148. Its totient is φ = 159828960.

The previous prime is 173148029. The next prime is 173148061. The reversal of 173148053 is 350841371.

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

It can be written as a sum of positive squares in 2 ways, for example, as 86899684 + 86248369 = 9322^2 + 9287^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-173148053 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 (173148023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6659528 + ... + 6659553.

It is an arithmetic number, because the mean of its divisors is an integer number (46616787).

Almost surely, 2^173148053 is an apocalyptic number.

173148053 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

173148053 is a deficient number, since it is larger than the sum of its proper divisors (13319095).

173148053 is a wasteful number, since it uses less digits than its factorization.

173148053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13319094.

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 173148053 is about 13158.5733649207. The cubic root of 173148053 is about 557.3643719487.

The spelling of 173148053 in words is "one hundred seventy-three million, one hundred forty-eight thousand, fifty-three".