540611400121 has 8 divisors (see below), whose sum is σ = 582441238400. Its totient is φ = 498816468432.

The previous prime is 540611400103. The next prime is 540611400163. The reversal of 540611400121 is 121004116045.

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 540611400121 - 2¹⁵ = 540611367353 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (540611400101) 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, 8694471 + ... + 8756428.

It is an arithmetic number, because the mean of its divisors is an integer number (72805154800).

Almost surely, 2^540611400121 is an apocalyptic number.

It is an amenable number.

540611400121 is a deficient number, since it is larger than the sum of its proper divisors (41829838279).

540611400121 is a wasteful number, since it uses less digits than its factorization.

540611400121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17453295.

The product of its (nonzero) digits is 960, while the sum is 25.

Adding to 540611400121 its reverse (121004116045), we get a palindrome (661615516166).

The spelling of 540611400121 in words is "five hundred forty billion, six hundred eleven million, four hundred thousand, one hundred twenty-one".