1365130140 has 96 divisors (see below), whose sum is σ = 4211343360. Its totient is φ = 327648000.

The previous prime is 1365130139. The next prime is 1365130153. The reversal of 1365130140 is 410315631.

It is a self number, because there is not a number n which added to its sum of digits gives 1365130140.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 56421 + ... + 76899.

It is an arithmetic number, because the mean of its divisors is an integer number (43868160).

Almost surely, 2^1365130140 is an apocalyptic number.

1365130140 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 1365130140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2105671680).

1365130140 is an abundant number, since it is smaller than the sum of its proper divisors (2846213220).

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

1365130140 is a wasteful number, since it uses less digits than its factorization.

1365130140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20603 (or 20601 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 1365130140 is about 36947.6675853835. The cubic root of 1365130140 is about 1109.3230024852.

Adding to 1365130140 its reverse (410315631), we get a palindrome (1775445771).

The spelling of 1365130140 in words is "one billion, three hundred sixty-five million, one hundred thirty thousand, one hundred forty".