1303039272940 has 24 divisors (see below), whose sum is σ = 2763475373232. Its totient is φ = 516055156800.

The previous prime is 1303039272937. The next prime is 1303039272961. The reversal of 1303039272940 is 492729303031.

It is a happy number.

It is a super-2 number, since 2×1303039272940² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 322532454 + ... + 322536493.

It is an arithmetic number, because the mean of its divisors is an integer number (115144807218).

Almost surely, 2^{1303039272940} is an apocalyptic number.

1303039272940 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1303039272940 is an abundant number, since it is smaller than the sum of its proper divisors (1460436100292).

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

1303039272940 is a wasteful number, since it uses less digits than its factorization.

1303039272940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 645069057 (or 645069055 counting only the distinct ones).

The product of its (nonzero) digits is 244944, while the sum is 43.

The spelling of 1303039272940 in words is "one trillion, three hundred three billion, thirty-nine million, two hundred seventy-two thousand, nine hundred forty".