12633487 has 2 divisors, whose sum is σ = 12633488. Its totient is φ = 12633486.

The previous prime is 12633449. The next prime is 12633503. The reversal of 12633487 is 78433621.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12633487 - 2⁷ = 12633359 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12633407) 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, 6316743 + 6316744.

It is an arithmetic number, because the mean of its divisors is an integer number (6316744).

Almost surely, 2^12633487 is an apocalyptic number.

12633487 is a deficient number, since it is larger than the sum of its proper divisors (1).

12633487 is an equidigital number, since it uses as much as digits as its factorization.

12633487 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24192, while the sum is 34.

The square root of 12633487 is about 3554.3616867168. The cubic root of 12633487 is about 232.9026406529.

The spelling of 12633487 in words is "twelve million, six hundred thirty-three thousand, four hundred eighty-seven".