12963515 has 8 divisors (see below), whose sum is σ = 15576000. Its totient is φ = 10357632.

The previous prime is 12963499. The next prime is 12963563. The reversal of 12963515 is 51536921.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12963515 - 2⁴ = 12963499 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5486 + ... + 7484.

It is an arithmetic number, because the mean of its divisors is an integer number (1947000).

Almost surely, 2^12963515 is an apocalyptic number.

12963515 is a deficient number, since it is larger than the sum of its proper divisors (2612485).

12963515 is a wasteful number, since it uses less digits than its factorization.

12963515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3301.

The product of its digits is 8100, while the sum is 32.

The square root of 12963515 is about 3600.4881613470. The cubic root of 12963515 is about 234.9132922909.

The spelling of 12963515 in words is "twelve million, nine hundred sixty-three thousand, five hundred fifteen".