3018131340 has 96 divisors (see below), whose sum is σ = 9704077824. Its totient is φ = 686568960.

The previous prime is 3018131317. The next prime is 3018131353. The reversal of 3018131340 is 431318103.

3018131340 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 3018131340.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 71592 + ... + 105648.

It is an arithmetic number, because the mean of its divisors is an integer number (101084144).

Almost surely, 2^3018131340 is an apocalyptic number.

3018131340 is a gapful number since it is divisible by the number (30) 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 3018131340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4852038912).

3018131340 is an abundant number, since it is smaller than the sum of its proper divisors (6685946484).

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

3018131340 is a wasteful number, since it uses less digits than its factorization.

3018131340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34287 (or 34285 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 3018131340 is about 54937.5221501662. The cubic root of 3018131340 is about 1445.1492827576.

Adding to 3018131340 its reverse (431318103), we get a palindrome (3449449443).

The spelling of 3018131340 in words is "three billion, eighteen million, one hundred thirty-one thousand, three hundred forty".