13123003 has 2 divisors, whose sum is σ = 13123004. Its totient is φ = 13123002.

The previous prime is 13122983. The next prime is 13123007. The reversal of 13123003 is 30032131.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13123003 - 2⁵ = 13122971 is a prime.

It is not a weakly prime, because it can be changed into another prime (13123007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6561501 + 6561502.

It is an arithmetic number, because the mean of its divisors is an integer number (6561502).

Almost surely, 2^13123003 is an apocalyptic number.

13123003 is a deficient number, since it is larger than the sum of its proper divisors (1).

13123003 is an equidigital number, since it uses as much as digits as its factorization.

13123003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54, while the sum is 13.

The square root of 13123003 is about 3622.5685638784. The cubic root of 13123003 is about 235.8727349362.

Adding to 13123003 its reverse (30032131), we get a palindrome (43155134).

The spelling of 13123003 in words is "thirteen million, one hundred twenty-three thousand, three".