12455503 has 2 divisors, whose sum is σ = 12455504. Its totient is φ = 12455502.

The previous prime is 12455497. The next prime is 12455533. The reversal of 12455503 is 30555421.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12455503 - 2²¹ = 10358351 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12455533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6227751 + 6227752.

It is an arithmetic number, because the mean of its divisors is an integer number (6227752).

Almost surely, 2^12455503 is an apocalyptic number.

12455503 is a deficient number, since it is larger than the sum of its proper divisors (1).

12455503 is an equidigital number, since it uses as much as digits as its factorization.

12455503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3000, while the sum is 25.

The square root of 12455503 is about 3529.2354696166. The cubic root of 12455503 is about 231.8037318967.

The spelling of 12455503 in words is "twelve million, four hundred fifty-five thousand, five hundred three".