13146503 has 2 divisors, whose sum is σ = 13146504. Its totient is φ = 13146502.

The previous prime is 13146493. The next prime is 13146509. The reversal of 13146503 is 30564131.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13146503 - 2⁸ = 13146247 is a prime.

It is a super-2 number, since 2×13146503² = 345661082258018, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13146509) 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, 6573251 + 6573252.

It is an arithmetic number, because the mean of its divisors is an integer number (6573252).

Almost surely, 2^13146503 is an apocalyptic number.

13146503 is a deficient number, since it is larger than the sum of its proper divisors (1).

13146503 is an equidigital number, since it uses as much as digits as its factorization.

13146503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 13146503 is about 3625.8106679748. The cubic root of 13146503 is about 236.0134472372.

The spelling of 13146503 in words is "thirteen million, one hundred forty-six thousand, five hundred three".