540135506 has 8 divisors (see below), whose sum is σ = 836338944. Its totient is φ = 261355860.

The previous prime is 540135499. The next prime is 540135521. The reversal of 540135506 is 605531045.

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

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4355870 + ... + 4355993.

It is an arithmetic number, because the mean of its divisors is an integer number (104542368).

Almost surely, 2^540135506 is an apocalyptic number.

540135506 is a deficient number, since it is larger than the sum of its proper divisors (296203438).

540135506 is a wasteful number, since it uses less digits than its factorization.

540135506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8711896.

The product of its (nonzero) digits is 9000, while the sum is 29.

The square root of 540135506 is about 23240.8155192541. The cubic root of 540135506 is about 814.3933940732.

The spelling of 540135506 in words is "five hundred forty million, one hundred thirty-five thousand, five hundred six".