12743003 has 16 divisors (see below), whose sum is σ = 15777216. Its totient is φ = 10022400.

The previous prime is 12742993. The next prime is 12743021. The reversal of 12743003 is 30034721.

12743003 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 12743003 - 2⁸ = 12742747 is a prime.

12743003 is a modest number, since divided by 3003 gives 1274 as remainder.

It is not an unprimeable number, because it can be changed into a prime (12743033) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20903 + ... + 21503.

It is an arithmetic number, because the mean of its divisors is an integer number (986076).

Almost surely, 2^12743003 is an apocalyptic number.

12743003 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

12743003 is a deficient number, since it is larger than the sum of its proper divisors (3034213).

12743003 is a wasteful number, since it uses less digits than its factorization.

12743003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 854.

The product of its (nonzero) digits is 504, while the sum is 20.

The square root of 12743003 is about 3569.7343038383. The cubic root of 12743003 is about 233.5736935860.

Adding to 12743003 its reverse (30034721), we get a palindrome (42777724).

The spelling of 12743003 in words is "twelve million, seven hundred forty-three thousand, three".