540340125131 has 8 divisors (see below), whose sum is σ = 572163056640. Its totient is φ = 508521440128.

The previous prime is 540340125089. The next prime is 540340125139. The reversal of 540340125131 is 131521043045.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 540340125131 - 2³⁸ = 265462218187 is a prime.

It is a super-2 number, since 2×540340125131² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 540340125094 and 540340125103.

It is not an unprimeable number, because it can be changed into a prime (540340125139) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 797771 + ... + 1310388.

It is an arithmetic number, because the mean of its divisors is an integer number (71520382080).

Almost surely, 2^540340125131 is an apocalyptic number.

540340125131 is a deficient number, since it is larger than the sum of its proper divisors (31822931509).

540340125131 is a wasteful number, since it uses less digits than its factorization.

540340125131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2123253.

The product of its (nonzero) digits is 7200, while the sum is 29.

Adding to 540340125131 its reverse (131521043045), we get a palindrome (671861168176).

The spelling of 540340125131 in words is "five hundred forty billion, three hundred forty million, one hundred twenty-five thousand, one hundred thirty-one".