20134003 has 2 divisors, whose sum is σ = 20134004. Its totient is φ = 20134002.

The previous prime is 20133989. The next prime is 20134043. The reversal of 20134003 is 30043102.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20134003 is a prime.

It is not a weakly prime, because it can be changed into another prime (20134043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10067001 + 10067002.

It is an arithmetic number, because the mean of its divisors is an integer number (10067002).

Almost surely, 2^20134003 is an apocalyptic number.

20134003 is a deficient number, since it is larger than the sum of its proper divisors (1).

20134003 is an equidigital number, since it uses as much as digits as its factorization.

20134003 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 20134003 is about 4487.0929341836. The cubic root of 20134003 is about 272.0466462316.

Adding to 20134003 its reverse (30043102), we get a palindrome (50177105).

Subtracting 20134003 from its reverse (30043102), we obtain a palindrome (9909099).

The spelling of 20134003 in words is "twenty million, one hundred thirty-four thousand, three".