7134681140 has 24 divisors (see below), whose sum is σ = 15387773352. Its totient is φ = 2776740480.

The previous prime is 7134681139. The next prime is 7134681143. The reversal of 7134681140 is 411864317.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 2439964816 + 4694716324 = 49396^2 + 68518^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 7134681140.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7134681143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4819991 + ... + 4821470.

It is an arithmetic number, because the mean of its divisors is an integer number (641157223).

Almost surely, 2^7134681140 is an apocalyptic number.

It is an amenable number.

7134681140 is an abundant number, since it is smaller than the sum of its proper divisors (8253092212).

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

7134681140 is a wasteful number, since it uses less digits than its factorization.

7134681140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9641507 (or 9641505 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 35.

The square root of 7134681140 is about 84467.0417381833. The cubic root of 7134681140 is about 1925.1217005197.

The spelling of 7134681140 in words is "seven billion, one hundred thirty-four million, six hundred eighty-one thousand, one hundred forty".