1303424040 has 32 divisors (see below), whose sum is σ = 3910272480. Its totient is φ = 347579712.

The previous prime is 1303424033. The next prime is 1303424063. The reversal of 1303424040 is 404243031.

It is a junction number, because it is equal to n+sod(n) for n = 1303423998 and 1303424016.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5430814 + ... + 5431053.

It is an arithmetic number, because the mean of its divisors is an integer number (122196015).

Almost surely, 2^1303424040 is an apocalyptic number.

1303424040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1303424040 is an abundant number, since it is smaller than the sum of its proper divisors (2606848440).

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

1303424040 is a wasteful number, since it uses less digits than its factorization.

1303424040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10861881 (or 10861877 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 1303424040 is about 36102.9644212217. The cubic root of 1303424040 is about 1092.3502412075.

Adding to 1303424040 its reverse (404243031), we get a palindrome (1707667071).

The spelling of 1303424040 in words is "one billion, three hundred three million, four hundred twenty-four thousand, forty".