540101212 has 12 divisors (see below), whose sum is σ = 1080202480. Its totient is φ = 231471936.

The previous prime is 540101209. The next prime is 540101227. The reversal of 540101212 is 212101045.

540101212 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9644637 + ... + 9644692.

Almost surely, 2^540101212 is an apocalyptic number.

It is an amenable number.

540101212 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

540101212 is a wasteful number, since it uses less digits than its factorization.

540101212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19289340 (or 19289338 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 16.

The square root of 540101212 is about 23240.0777107134. The cubic root of 540101212 is about 814.3761580291.

Adding to 540101212 its reverse (212101045), we get a palindrome (752202257).

The spelling of 540101212 in words is "five hundred forty million, one hundred one thousand, two hundred twelve".