1003313240 has 32 divisors (see below), whose sum is σ = 2376270000. Its totient is φ = 380202624.

The previous prime is 1003313239. The next prime is 1003313251. The reversal of 1003313240 is 423133001.

It is a happy number.

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, 659315 + ... + 660834.

Almost surely, 2^1003313240 is an apocalyptic number.

1003313240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1003313240 is an abundant number, since it is smaller than the sum of its proper divisors (1372956760).

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

1003313240 is a wasteful number, since it uses less digits than its factorization.

1003313240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1320179 (or 1320175 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 1003313240 is about 31675.1202049811. The cubic root of 1003313240 is about 1001.1031958447.

Adding to 1003313240 its reverse (423133001), we get a palindrome (1426446241).

The spelling of 1003313240 in words is "one billion, three million, three hundred thirteen thousand, two hundred forty".