540111870 has 96 divisors (see below), whose sum is σ = 1440504000. Its totient is φ = 140355072.

The previous prime is 540111799. The next prime is 540111881. The reversal of 540111870 is 78111045.

540111870 is a `hidden beast` number, since 540 + 1 + 118 + 7 + 0 = 666.

It is a super-2 number, since 2×540111870² = 583441664229793800, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 948946 + ... + 949514.

It is an arithmetic number, because the mean of its divisors is an integer number (15005250).

Almost surely, 2^540111870 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 540111870, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (720252000).

540111870 is an abundant number, since it is smaller than the sum of its proper divisors (900392130).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

540111870 is a wasteful number, since it uses less digits than its factorization.

540111870 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 834 (or 831 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 27.

The square root of 540111870 is about 23240.3070117415. The cubic root of 540111870 is about 814.3815147806.

It can be divided in two parts, 5401 and 11870, that added together give a palindrome (17271).

The spelling of 540111870 in words is "five hundred forty million, one hundred eleven thousand, eight hundred seventy".