540140534 has 8 divisors (see below), whose sum is σ = 810722928. Its totient is φ = 269899560.

The previous prime is 540140509. The next prime is 540140539. The reversal of 540140534 is 435041045.

540140534 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (540140539) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81362 + ... + 87749.

It is an arithmetic number, because the mean of its divisors is an integer number (101340366).

Almost surely, 2^540140534 is an apocalyptic number.

540140534 is a deficient number, since it is larger than the sum of its proper divisors (270582394).

540140534 is a wasteful number, since it uses less digits than its factorization.

540140534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170710.

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 540140534 is about 23240.9236907658. The cubic root of 540140534 is about 814.3959210670.

Adding to 540140534 its reverse (435041045), we get a palindrome (975181579).

The spelling of 540140534 in words is "five hundred forty million, one hundred forty thousand, five hundred thirty-four".