1303543140420 has 96 divisors (see below), whose sum is σ = 3900077596800. Its totient is φ = 324162238464.

The previous prime is 1303543140397. The next prime is 1303543140443. The reversal of 1303543140420 is 240413453031.

It is an interprime number because it is at equal distance from previous prime (1303543140397) and next prime (1303543140443).

It is a Harshad number since it is a multiple of its sum of digits (30).

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, 5751130 + ... + 5973489.

It is an arithmetic number, because the mean of its divisors is an integer number (40625808300).

Almost surely, 2^{1303543140420} is an apocalyptic number.

1303543140420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1303543140420 is an abundant number, since it is smaller than the sum of its proper divisors (2596534456380).

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

1303543140420 is a wasteful number, since it uses less digits than its factorization.

1303543140420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11724757 (or 11724755 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 30.

Adding to 1303543140420 its reverse (240413453031), we get a palindrome (1543956593451).

The spelling of 1303543140420 in words is "one trillion, three hundred three billion, five hundred forty-three million, one hundred forty thousand, four hundred twenty".