545943141 has 12 divisors (see below), whose sum is σ = 790346700. Its totient is φ = 363148800.

The previous prime is 545943127. The next prime is 545943149. The reversal of 545943141 is 141349545.

It is a happy number.

545943141 is a `hidden beast` number, since 54 + 594 + 3 + 14 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 127577025 + 418366116 = 11295^2 + 20454^2 .

It is not a de Polignac number, because 545943141 - 2⁵ = 545943109 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 545943096 and 545943105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545943149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 63510 + ... + 71591.

It is an arithmetic number, because the mean of its divisors is an integer number (65862225).

Almost surely, 2^545943141 is an apocalyptic number.

It is an amenable number.

545943141 is a deficient number, since it is larger than the sum of its proper divisors (244403559).

545943141 is a wasteful number, since it uses less digits than its factorization.

545943141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135556 (or 135553 counting only the distinct ones).

The product of its digits is 43200, while the sum is 36.

The square root of 545943141 is about 23365.4261891368. The cubic root of 545943141 is about 817.3018300342.

The spelling of 545943141 in words is "five hundred forty-five million, nine hundred forty-three thousand, one hundred forty-one".