540505401 has 8 divisors (see below), whose sum is σ = 723665184. Its totient is φ = 358841280.

The previous prime is 540505373. The next prime is 540505403. The reversal of 540505401 is 104505045.

540505401 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 not a de Polignac number, because 540505401 - 2¹⁴ = 540489017 is a prime.

It is not an unprimeable number, because it can be changed into a prime (540505403) 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, 373071 + ... + 374516.

It is an arithmetic number, because the mean of its divisors is an integer number (90458148).

Almost surely, 2^540505401 is an apocalyptic number.

It is an amenable number.

540505401 is a deficient number, since it is larger than the sum of its proper divisors (183159783).

540505401 is a wasteful number, since it uses less digits than its factorization.

540505401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 747831.

The product of its (nonzero) digits is 2000, while the sum is 24.

The square root of 540505401 is about 23248.7720320881. The cubic root of 540505401 is about 814.5792556470.

The spelling of 540505401 in words is "five hundred forty million, five hundred five thousand, four hundred one".