540403441133 has 4 divisors (see below), whose sum is σ = 555008939580. Its totient is φ = 525797942688.

The previous prime is 540403441103. The next prime is 540403441187. The reversal of 540403441133 is 331144304045.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 413163557284 + 127239883849 = 642778^2 + 356707^2 .

It is a cyclic number.

It is not a de Polignac number, because 540403441133 - 2¹² = 540403437037 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 540403441133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (540403441103) 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, 7302749168 + ... + 7302749241.

It is an arithmetic number, because the mean of its divisors is an integer number (138752234895).

Almost surely, 2^540403441133 is an apocalyptic number.

It is an amenable number.

540403441133 is a deficient number, since it is larger than the sum of its proper divisors (14605498447).

540403441133 is a wasteful number, since it uses less digits than its factorization.

540403441133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14605498446.

The product of its (nonzero) digits is 34560, while the sum is 32.

Adding to 540403441133 its reverse (331144304045), we get a palindrome (871547745178).

The spelling of 540403441133 in words is "five hundred forty billion, four hundred three million, four hundred forty-one thousand, one hundred thirty-three".