1303024432240 has 40 divisors (see below), whose sum is σ = 3029595044400. Its totient is φ = 521198893056.

The previous prime is 1303024432223. The next prime is 1303024432243. The reversal of 1303024432240 is 422344203031.

It is a tau number, because it is divible by the number of its divisors (40).

It is a junction number, because it is equal to n+sod(n) for n = 1303024432199 and 1303024432208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1303024432243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4474611 + ... + 4756909.

It is an arithmetic number, because the mean of its divisors is an integer number (75739876110).

Almost surely, 2^{1303024432240} is an apocalyptic number.

1303024432240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1303024432240 is an abundant number, since it is smaller than the sum of its proper divisors (1726570612160).

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

1303024432240 is a wasteful number, since it uses less digits than its factorization.

1303024432240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 340009 (or 340003 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 1303024432240 its reverse (422344203031), we get a palindrome (1725368635271).

The spelling of 1303024432240 in words is "one trillion, three hundred three billion, twenty-four million, four hundred thirty-two thousand, two hundred forty".