1003960940 has 48 divisors (see below), whose sum is σ = 2143895040. Its totient is φ = 394859520.

The previous prime is 1003960939. The next prime is 1003960943. The reversal of 1003960940 is 490693001.

It is a junction number, because it is equal to n+sod(n) for n = 1003960897 and 1003960906.

It is not an unprimeable number, because it can be changed into a prime (1003960943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 338504 + ... + 341456.

It is an arithmetic number, because the mean of its divisors is an integer number (44664480).

Almost surely, 2^1003960940 is an apocalyptic number.

1003960940 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1003960940 is an abundant number, since it is smaller than the sum of its proper divisors (1139934100).

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

1003960940 is a wasteful number, since it uses less digits than its factorization.

1003960940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3242 (or 3240 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 32.

The square root of 1003960940 is about 31685.3426681802. The cubic root of 1003960940 is about 1001.3185739319.

The spelling of 1003960940 in words is "one billion, three million, nine hundred sixty thousand, nine hundred forty".