540655401 has 16 divisors (see below), whose sum is σ = 846901440. Its totient is φ = 302464320.

The previous prime is 540655391. The next prime is 540655417. The reversal of 540655401 is 104556045.

540655401 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 540655401 - 2⁶ = 540655337 is a prime.

It is not an unprimeable number, because it can be changed into a prime (540655421) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 629706 + ... + 630563.

It is an arithmetic number, because the mean of its divisors is an integer number (52931340).

Almost surely, 2^540655401 is an apocalyptic number.

It is an amenable number.

540655401 is a deficient number, since it is larger than the sum of its proper divisors (306246039).

540655401 is a wasteful number, since it uses less digits than its factorization.

540655401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1260296.

The product of its (nonzero) digits is 12000, while the sum is 30.

The square root of 540655401 is about 23251.9977851367. The cubic root of 540655401 is about 814.6546021572.

The spelling of 540655401 in words is "five hundred forty million, six hundred fifty-five thousand, four hundred one".