540403501133 has 4 divisors (see below), whose sum is σ = 540411864960. Its totient is φ = 540395137308.

The previous prime is 540403501091. The next prime is 540403501153. The reversal of 540403501133 is 331105304045.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 331105304045 = 5 ⋅66221060809.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-540403501133 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 540403501096 and 540403501105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (540403501153) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4084235 + ... + 4214472.

It is an arithmetic number, because the mean of its divisors is an integer number (135102966240).

Almost surely, 2^540403501133 is an apocalyptic number.

It is an amenable number.

540403501133 is a deficient number, since it is larger than the sum of its proper divisors (8363827).

540403501133 is an equidigital number, since it uses as much as digits as its factorization.

540403501133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8363826.

The product of its (nonzero) digits is 10800, while the sum is 29.

Adding to 540403501133 its reverse (331105304045), we get a palindrome (871508805178).

The spelling of 540403501133 in words is "five hundred forty billion, four hundred three million, five hundred one thousand, one hundred thirty-three".