543640153 has 12 divisors (see below), whose sum is σ = 632779572. Its totient is φ = 465696000.

The previous prime is 543640151. The next prime is 543640157. The reversal of 543640153 is 351046345.

It can be written as a sum of positive squares in 2 ways, for example, as 155077209 + 388562944 = 12453^2 + 19712^2 .

It is not a de Polignac number, because 543640153 - 2¹ = 543640151 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (543640151) 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, 145201 + ... + 148897.

It is an arithmetic number, because the mean of its divisors is an integer number (52731631).

Almost surely, 2^543640153 is an apocalyptic number.

It is an amenable number.

543640153 is a deficient number, since it is larger than the sum of its proper divisors (89139419).

543640153 is a wasteful number, since it uses less digits than its factorization.

543640153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6712 (or 6705 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 31.

The square root of 543640153 is about 23316.0921468414. The cubic root of 543640153 is about 816.1509841925.

Adding to 543640153 its reverse (351046345), we get a palindrome (894686498).

The spelling of 543640153 in words is "five hundred forty-three million, six hundred forty thousand, one hundred fifty-three".