12964887 has 32 divisors (see below), whose sum is σ = 21190400. Its totient is φ = 7783776.

The previous prime is 12964877. The next prime is 12964901. The reversal of 12964887 is 78846921.

12964887 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12964887 - 2⁴ = 12964871 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12964817) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14664 + ... + 15522.

It is an arithmetic number, because the mean of its divisors is an integer number (662200).

Almost surely, 2^12964887 is an apocalyptic number.

12964887 is a deficient number, since it is larger than the sum of its proper divisors (8225513).

12964887 is a wasteful number, since it uses less digits than its factorization.

12964887 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 924 (or 918 counting only the distinct ones).

The product of its digits is 193536, while the sum is 45.

The square root of 12964887 is about 3600.6786860257. The cubic root of 12964887 is about 234.9215793866.

The spelling of 12964887 in words is "twelve million, nine hundred sixty-four thousand, eight hundred eighty-seven".