12541616 has 20 divisors (see below), whose sum is σ = 24360792. Its totient is φ = 6254976.

The previous prime is 12541603. The next prime is 12541637. The reversal of 12541616 is 61614521.

It is an alternating number because its digits alternate between odd and even.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8036 + ... + 9468.

Almost surely, 2^12541616 is an apocalyptic number.

12541616 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

12541616 is a deficient number, since it is larger than the sum of its proper divisors (11819176).

12541616 is a wasteful number, since it uses less digits than its factorization.

12541616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1988 (or 1982 counting only the distinct ones).

The product of its digits is 1440, while the sum is 26.

The square root of 12541616 is about 3541.4144067025. The cubic root of 12541616 is about 232.3367088679.

The spelling of 12541616 in words is "twelve million, five hundred forty-one thousand, six hundred sixteen".