540445101 has 16 divisors (see below), whose sum is σ = 866880000. Its totient is φ = 292571568.

The previous prime is 540445097. The next prime is 540445109. The reversal of 540445101 is 101544045.

It is a happy number.

It is not a de Polignac number, because 540445101 - 2² = 540445097 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (540445109) 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 15 ways as a sum of consecutive naturals, for example, 676851 + ... + 677648.

It is an arithmetic number, because the mean of its divisors is an integer number (54180000).

Almost surely, 2^540445101 is an apocalyptic number.

It is an amenable number.

540445101 is a deficient number, since it is larger than the sum of its proper divisors (326434899).

540445101 is a wasteful number, since it uses less digits than its factorization.

540445101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1354528.

The product of its (nonzero) digits is 1600, while the sum is 24.

The square root of 540445101 is about 23247.4751532290. The cubic root of 540445101 is about 814.5489624216.

Adding to 540445101 its reverse (101544045), we get a palindrome (641989146).

It can be divided in two parts, 5404 and 45101, that added together give a palindrome (50505).

The spelling of 540445101 in words is "five hundred forty million, four hundred forty-five thousand, one hundred one".