146145 has 8 divisors (see below), whose sum is σ = 233856. Its totient is φ = 77936.

The previous prime is 146141. The next prime is 146161. The reversal of 146145 is 541641.

146145 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 146145 - 2² = 146141 is a prime.

It is a super-2 number, since 2×146145² = 42716722050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (146141) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4857 + ... + 4886.

It is an arithmetic number, because the mean of its divisors is an integer number (29232).

2¹⁴⁶¹⁴⁵ is an apocalyptic number.

146145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

146145 is a deficient number, since it is larger than the sum of its proper divisors (87711).

146145 is an equidigital number, since it uses as much as digits as its factorization.

146145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9751.

The product of its digits is 480, while the sum is 21.

The square root of 146145 is about 382.2891575758. The cubic root of 146145 is about 52.6738004188.

Adding to 146145 its reverse (541641), we get a palindrome (687786).

The spelling of 146145 in words is "one hundred forty-six thousand, one hundred forty-five".