1303313453140 has 24 divisors (see below), whose sum is σ = 2743650098280. Its totient is φ = 520050743808.

The previous prime is 1303313453089. The next prime is 1303313453161. The reversal of 1303313453140 is 413543133031.

It can be written as a sum of positive squares in 4 ways, for example, as 198455994256 + 1104857458884 = 445484^2 + 1051122^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79656457 + ... + 79672816.

It is an arithmetic number, because the mean of its divisors is an integer number (114318754095).

Almost surely, 2^{1303313453140} is an apocalyptic number.

1303313453140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1303313453140 is an abundant number, since it is smaller than the sum of its proper divisors (1440336645140).

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

1303313453140 is a wasteful number, since it uses less digits than its factorization.

1303313453140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159329691 (or 159329689 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 31.

Adding to 1303313453140 its reverse (413543133031), we get a palindrome (1716856586171).

The spelling of 1303313453140 in words is "one trillion, three hundred three billion, three hundred thirteen million, four hundred fifty-three thousand, one hundred forty".