116071540 has 48 divisors (see below), whose sum is σ = 265870080. Its totient is φ = 42307200.

The previous prime is 116071531. The next prime is 116071541. The reversal of 116071540 is 45170611.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116071541) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17715 + ... + 23365.

It is an arithmetic number, because the mean of its divisors is an integer number (5538960).

Almost surely, 2^116071540 is an apocalyptic number.

116071540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 116071540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (132935040).

116071540 is an abundant number, since it is smaller than the sum of its proper divisors (149798540).

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

116071540 is a wasteful number, since it uses less digits than its factorization.

116071540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5752 (or 5750 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 25.

The square root of 116071540 is about 10773.6502634901. The cubic root of 116071540 is about 487.8001342697.

It can be divided in two parts, 116071 and 540, that added together give a palindrome (116611).

The spelling of 116071540 in words is "one hundred sixteen million, seventy-one thousand, five hundred forty".