540102506 has 8 divisors (see below), whose sum is σ = 810358020. Its totient is φ = 269983168.

The previous prime is 540102457. The next prime is 540102533. The reversal of 540102506 is 605201045.

It can be written as a sum of positive squares in 2 ways, for example, as 438274225 + 101828281 = 20935^2 + 10091^2 .

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

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 3 ways as a sum of consecutive naturals, for example, 23471 + ... + 40386.

Almost surely, 2^540102506 is an apocalyptic number.

540102506 is a deficient number, since it is larger than the sum of its proper divisors (270255514).

540102506 is a wasteful number, since it uses less digits than its factorization.

540102506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68088.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 540102506 is about 23240.1055505348. The cubic root of 540102506 is about 814.3768084022.

The spelling of 540102506 in words is "five hundred forty million, one hundred two thousand, five hundred six".