6481403 has 12 divisors (see below), whose sum is σ = 7065912. Its totient is φ = 5940480.

The previous prime is 6481393. The next prime is 6481417. The reversal of 6481403 is 3041846.

It is not a de Polignac number, because 6481403 - 2⁶ = 6481339 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6481463) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11576 + ... + 12122.

It is an arithmetic number, because the mean of its divisors is an integer number (588826).

Almost surely, 2^6481403 is an apocalyptic number.

6481403 is a deficient number, since it is larger than the sum of its proper divisors (584509).

6481403 is a wasteful number, since it uses less digits than its factorization.

6481403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 622 (or 605 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 6481403 is about 2545.8599725829. The cubic root of 6481403 is about 186.4474044703.

The spelling of 6481403 in words is "six million, four hundred eighty-one thousand, four hundred three".