540135334007503 has 16 divisors (see below), whose sum is σ = 586833888231360. Its totient is φ = 494172479291904.

The previous prime is 540135334007441. The next prime is 540135334007681. The reversal of 540135334007503 is 305700433531045.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 540135334007503 - 2⁹ = 540135334006991 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 540135334007503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (540135334004503) 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, 647395950 + ... + 648229732.

It is an arithmetic number, because the mean of its divisors is an integer number (36677118014460).

Almost surely, 2^{540135334007503} is an apocalyptic number.

540135334007503 is a deficient number, since it is larger than the sum of its proper divisors (46698554223857).

540135334007503 is a wasteful number, since it uses less digits than its factorization.

540135334007503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1274898.

The product of its (nonzero) digits is 1134000, while the sum is 43.

Adding to 540135334007503 its reverse (305700433531045), we get a palindrome (845835767538548).

The spelling of 540135334007503 in words is "five hundred forty trillion, one hundred thirty-five billion, three hundred thirty-four million, seven thousand, five hundred three".