540021337 has 8 divisors (see below), whose sum is σ = 572627232. Its totient is φ = 507508800.

The previous prime is 540021329. The next prime is 540021343. The reversal of 540021337 is 733120045.

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

It is a cyclic number.

It is not a de Polignac number, because 540021337 - 2³ = 540021329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (540021437) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11239 + ... + 34732.

It is an arithmetic number, because the mean of its divisors is an integer number (71578404).

Almost surely, 2^540021337 is an apocalyptic number.

It is an amenable number.

540021337 is a deficient number, since it is larger than the sum of its proper divisors (32605895).

540021337 is a wasteful number, since it uses less digits than its factorization.

540021337 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46679.

The product of its (nonzero) digits is 2520, while the sum is 25.

The square root of 540021337 is about 23238.3591718520. The cubic root of 540021337 is about 814.3360103055.

The spelling of 540021337 in words is "five hundred forty million, twenty-one thousand, three hundred thirty-seven".