146143 has 4 divisors (see below), whose sum is σ = 148680. Its totient is φ = 143608.

The previous prime is 146141. The next prime is 146161. The reversal of 146143 is 341641.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 146143 - 2¹ = 146141 is a prime.

It is a plaindrome in base 16.

It is a self number, because there is not a number n which added to its sum of digits gives 146143.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 1180 + ... + 1297.

It is an arithmetic number, because the mean of its divisors is an integer number (37170).

2¹⁴⁶¹⁴³ is an apocalyptic number.

146143 is a deficient number, since it is larger than the sum of its proper divisors (2537).

146143 is an equidigital number, since it uses as much as digits as its factorization.

146143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2536.

The product of its digits is 288, while the sum is 19.

The square root of 146143 is about 382.2865417458. The cubic root of 146143 is about 52.6735601367.

Adding to 146143 its reverse (341641), we get a palindrome (487784).

It can be divided in two parts, 146 and 143, that added together give a square (289 = 17²).

The spelling of 146143 in words is "one hundred forty-six thousand, one hundred forty-three".