4312003 has 2 divisors, whose sum is σ = 4312004. Its totient is φ = 4312002.

The previous prime is 4311977. The next prime is 4312013. The reversal of 4312003 is 3002134.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4312003 is a prime.

4312003 is a lucky number.

It is equal to p₃₀₃₆₁₀ and since 4312003 and 303610 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (4312013) 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 as a sum of consecutive naturals, namely, 2156001 + 2156002.

It is an arithmetic number, because the mean of its divisors is an integer number (2156002).

Almost surely, 2^4312003 is an apocalyptic number.

4312003 is a deficient number, since it is larger than the sum of its proper divisors (1).

4312003 is an equidigital number, since it uses as much as digits as its factorization.

4312003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 4312003 is about 2076.5362987437. The cubic root of 4312003 is about 162.7644986348.

Adding to 4312003 its reverse (3002134), we get a palindrome (7314137).

The spelling of 4312003 in words is "four million, three hundred twelve thousand, three".