545154 has 16 divisors (see below), whose sum is σ = 1116192. Its totient is φ = 177408.

The previous prime is 545143. The next prime is 545161. The reversal of 545154 is 451545.

It is an unprimeable number.

545154 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 799 + ... + 1314.

It is an arithmetic number, because the mean of its divisors is an integer number (69762).

2⁵⁴⁵¹⁵⁴ is an apocalyptic number.

545154 is an abundant number, since it is smaller than the sum of its proper divisors (571038).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

545154 is a wasteful number, since it uses less digits than its factorization.

545154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2161.

The product of its digits is 2000, while the sum is 24.

The square root of 545154 is about 738.3454476057. The cubic root of 545154 is about 81.6907846764.

Adding to 545154 its reverse (451545), we get a palindrome (996699).

The spelling of 545154 in words is "five hundred forty-five thousand, one hundred fifty-four".