540243156 has 24 divisors (see below), whose sum is σ = 1261933344. Its totient is φ = 179885920.

The previous prime is 540243079. The next prime is 540243161. The reversal of 540243156 is 651342045.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 12630 + ... + 35213.

It is an arithmetic number, because the mean of its divisors is an integer number (52580556).

Almost surely, 2^540243156 is an apocalyptic number.

It is an amenable number.

540243156 is an abundant number, since it is smaller than the sum of its proper divisors (721690188).

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

540243156 is a wasteful number, since it uses less digits than its factorization.

540243156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48791 (or 48789 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 540243156 is about 23243.1313725152. The cubic root of 540243156 is about 814.4474938465.

The spelling of 540243156 in words is "five hundred forty million, two hundred forty-three thousand, one hundred fifty-six".