146541 has 4 divisors (see below), whose sum is σ = 195392. Its totient is φ = 97692.

The previous prime is 146539. The next prime is 146543. The reversal of 146541 is 145641.

146541 is nontrivially palindromic in base 11 and base 13.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (146539) and next prime (146543).

It is not a de Polignac number, because 146541 - 2¹ = 146539 is a prime.

It is a D-number.

It is a Duffinian number.

146541 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146543) 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, 24421 + ... + 24426.

It is an arithmetic number, because the mean of its divisors is an integer number (48848).

2¹⁴⁶⁵⁴¹ is an apocalyptic number.

It is an amenable number.

146541 is a deficient number, since it is larger than the sum of its proper divisors (48851).

146541 is an equidigital number, since it uses as much as digits as its factorization.

146541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48850.

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

The square root of 146541 is about 382.8067397526. The cubic root of 146541 is about 52.7213331507.

Subtracting from 146541 its reverse (145641), we obtain a square (900 = 30²).

It can be divided in two parts, 14 and 6541, that added together give a triangular number (6555 = T₁₁₄).

The spelling of 146541 in words is "one hundred forty-six thousand, five hundred forty-one".