146852173 has 6 divisors (see below), whose sum is σ = 158195562. Its totient is φ = 135515520.

The previous prime is 146852161. The next prime is 146852183. The reversal of 146852173 is 371258641.

It can be written as a sum of positive squares in 3 ways, for example, as 28869129 + 117983044 = 5373^2 + 10862^2 .

It is not a de Polignac number, because 146852173 - 2¹³ = 146843981 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 (146852183) 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 5 ways as a sum of consecutive naturals, for example, 42013 + ... + 45373.

It is an arithmetic number, because the mean of its divisors is an integer number (26365927).

Almost surely, 2^146852173 is an apocalyptic number.

146852173 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

146852173 is a deficient number, since it is larger than the sum of its proper divisors (11343389).

146852173 is an frugal number, since it uses more digits than its factorization.

146852173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6735 (or 3374 counting only the distinct ones).

The product of its digits is 40320, while the sum is 37.

The square root of 146852173 is about 12118.2578368345. The cubic root of 146852173 is about 527.5862386800.

The spelling of 146852173 in words is "one hundred forty-six million, eight hundred fifty-two thousand, one hundred seventy-three".