1003003401 has 8 divisors (see below), whose sum is σ = 1337896384. Its totient is φ = 668389680.

The previous prime is 1003003387. The next prime is 1003003403. The reversal of 1003003401 is 1043003001.

1003003401 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1003003401 - 2¹⁴ = 1002987017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1003003403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61285 + ... + 75906.

It is an arithmetic number, because the mean of its divisors is an integer number (167237048).

Almost surely, 2^1003003401 is an apocalyptic number.

It is an amenable number.

1003003401 is a deficient number, since it is larger than the sum of its proper divisors (334892983).

1003003401 is a wasteful number, since it uses less digits than its factorization.

1003003401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139631.

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 1003003401 is about 31670.2289382316. The cubic root of 1003003401 is about 1001.0001330670. Note that the first 3 decimals are identical.

Adding to 1003003401 its reverse (1043003001), we get a palindrome (2046006402).

The spelling of 1003003401 in words is "one billion, three million, three thousand, four hundred one".