540112323133 has 4 divisors (see below), whose sum is σ = 540155889468. Its totient is φ = 540068756800.

The previous prime is 540112323067. The next prime is 540112323137. The reversal of 540112323133 is 331323211045.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 331323211045 = 5 ⋅66264642209.

It can be written as a sum of positive squares in 2 ways, for example, as 319177541764 + 220934781369 = 564958^2 + 470037^2 .

It is a cyclic number.

It is not a de Polignac number, because 540112323133 - 2¹³ = 540112314941 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (540112323137) 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, 21764566 + ... + 21789367.

It is an arithmetic number, because the mean of its divisors is an integer number (135038972367).

Almost surely, 2^540112323133 is an apocalyptic number.

It is an amenable number.

540112323133 is a deficient number, since it is larger than the sum of its proper divisors (43566335).

540112323133 is a wasteful number, since it uses less digits than its factorization.

540112323133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43566334.

The product of its (nonzero) digits is 6480, while the sum is 28.

Adding to 540112323133 its reverse (331323211045), we get a palindrome (871435534178).

The spelling of 540112323133 in words is "five hundred forty billion, one hundred twelve million, three hundred twenty-three thousand, one hundred thirty-three".