1003948 has 12 divisors (see below), whose sum is σ = 1916712. Its totient is φ = 456320.

The previous prime is 1003943. The next prime is 1003957. The reversal of 1003948 is 8493001.

It is not an unprimeable number, because it can be changed into a prime (1003943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11365 + ... + 11452.

It is an arithmetic number, because the mean of its divisors is an integer number (159726).

2^1003948 is an apocalyptic number.

It is an amenable number.

1003948 is a deficient number, since it is larger than the sum of its proper divisors (912764).

1003948 is a wasteful number, since it uses less digits than its factorization.

1003948 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22832 (or 22830 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 1003948 is about 1001.9720554986. The cubic root of 1003948 is about 100.1314271933.

Adding to 1003948 its reverse (8493001), we get a palindrome (9496949).

The spelling of 1003948 in words is "one million, three thousand, nine hundred forty-eight".