12545648 has 10 divisors (see below), whose sum is σ = 24307224. Its totient is φ = 6272816.

The previous prime is 12545647. The next prime is 12545671. The reversal of 12545648 is 84654521.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12545641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 392036 + ... + 392067.

Almost surely, 2^12545648 is an apocalyptic number.

It is an amenable number.

12545648 is a deficient number, since it is larger than the sum of its proper divisors (11761576).

12545648 is an equidigital number, since it uses as much as digits as its factorization.

12545648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 784111 (or 784105 counting only the distinct ones).

The product of its digits is 38400, while the sum is 35.

The square root of 12545648 is about 3541.9836250327. The cubic root of 12545648 is about 232.3616041509.

The spelling of 12545648 in words is "twelve million, five hundred forty-five thousand, six hundred forty-eight".