12963215 has 8 divisors (see below), whose sum is σ = 15575280. Its totient is φ = 10357632.

The previous prime is 12963173. The next prime is 12963229. The reversal of 12963215 is 51236921.

12963215 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 12963215 - 2⁶ = 12963151 is a prime.

It is a congruent number.

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, 6407 + ... + 8183.

It is an arithmetic number, because the mean of its divisors is an integer number (1946910).

Almost surely, 2^12963215 is an apocalyptic number.

12963215 is a deficient number, since it is larger than the sum of its proper divisors (2612065).

12963215 is a wasteful number, since it uses less digits than its factorization.

12963215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3241.

The product of its digits is 3240, while the sum is 29.

The square root of 12963215 is about 3600.4465000886. The cubic root of 12963215 is about 234.9114801659.

The spelling of 12963215 in words is "twelve million, nine hundred sixty-three thousand, two hundred fifteen".