1003421140 has 12 divisors (see below), whose sum is σ = 2107184436. Its totient is φ = 401368448.

The previous prime is 1003421087. The next prime is 1003421171. The reversal of 1003421140 is 411243001.

It can be written as a sum of positive squares in 2 ways, for example, as 386594244 + 616826896 = 19662^2 + 24836^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25085509 + ... + 25085548.

It is an arithmetic number, because the mean of its divisors is an integer number (175598703).

Almost surely, 2^1003421140 is an apocalyptic number.

1003421140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1003421140 is an abundant number, since it is smaller than the sum of its proper divisors (1103763296).

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

1003421140 is a wasteful number, since it uses less digits than its factorization.

1003421140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50171066 (or 50171064 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 1003421140 is about 31676.8233887175. The cubic root of 1003421140 is about 1001.1390819995.

Adding to 1003421140 its reverse (411243001), we get a palindrome (1414664141).

The spelling of 1003421140 in words is "one billion, three million, four hundred twenty-one thousand, one hundred forty".