540403130251 has 16 divisors (see below), whose sum is σ = 564330856320. Its totient is φ = 517055031360.

The previous prime is 540403130243. The next prime is 540403130257. The reversal of 540403130251 is 152031304045.

It is a cyclic number.

It is not a de Polignac number, because 540403130251 - 2³ = 540403130243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (540403130257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 341631 + ... + 1094311.

It is an arithmetic number, because the mean of its divisors is an integer number (35270678520).

Almost surely, 2^540403130251 is an apocalyptic number.

540403130251 is a deficient number, since it is larger than the sum of its proper divisors (23927726069).

540403130251 is a wasteful number, since it uses less digits than its factorization.

540403130251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 753066.

The product of its (nonzero) digits is 7200, while the sum is 28.

Adding to 540403130251 its reverse (152031304045), we get a palindrome (692434434296).

The spelling of 540403130251 in words is "five hundred forty billion, four hundred three million, one hundred thirty thousand, two hundred fifty-one".