540541263 has 8 divisors (see below), whose sum is σ = 727100208. Its totient is φ = 357171584.

The previous prime is 540541249. The next prime is 540541271. The reversal of 540541263 is 362145045.

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 540541263 - 2⁹ = 540540751 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 540541263.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (540541273) 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, 796920 + ... + 797597.

It is an arithmetic number, because the mean of its divisors is an integer number (90887526).

Almost surely, 2^540541263 is an apocalyptic number.

540541263 is a deficient number, since it is larger than the sum of its proper divisors (186558945).

540541263 is a wasteful number, since it uses less digits than its factorization.

540541263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1594633.

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 540541263 is about 23249.5432858368. The cubic root of 540541263 is about 814.5972707585.

The spelling of 540541263 in words is "five hundred forty million, five hundred forty-one thousand, two hundred sixty-three".