540452403 has 6 divisors (see below), whose sum is σ = 780653484. Its totient is φ = 360301596.

The previous prime is 540452401. The next prime is 540452443. The reversal of 540452403 is 304254045.

It is not a de Polignac number, because 540452403 - 2¹ = 540452401 is a prime.

It is not an unprimeable number, because it can be changed into a prime (540452401) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 30025125 + ... + 30025142.

It is an arithmetic number, because the mean of its divisors is an integer number (130108914).

Almost surely, 2^540452403 is an apocalyptic number.

540452403 is a deficient number, since it is larger than the sum of its proper divisors (240201081).

540452403 is a wasteful number, since it uses less digits than its factorization.

540452403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60050273 (or 60050270 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 27.

The square root of 540452403 is about 23247.6322020115. The cubic root of 540452403 is about 814.5526308853.

The spelling of 540452403 in words is "five hundred forty million, four hundred fifty-two thousand, four hundred three".