12964557 has 8 divisors (see below), whose sum is σ = 18302976. Its totient is φ = 8134592.

The previous prime is 12964547. The next prime is 12964559. The reversal of 12964557 is 75546921.

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 12964557 - 2⁶ = 12964493 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12964559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 127053 + ... + 127154.

It is an arithmetic number, because the mean of its divisors is an integer number (2287872).

Almost surely, 2^12964557 is an apocalyptic number.

12964557 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

12964557 is a deficient number, since it is larger than the sum of its proper divisors (5338419).

12964557 is a wasteful number, since it uses less digits than its factorization.

12964557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254227.

The product of its digits is 75600, while the sum is 39.

The square root of 12964557 is about 3600.6328610398. The cubic root of 12964557 is about 234.9195861881.

The spelling of 12964557 in words is "twelve million, nine hundred sixty-four thousand, five hundred fifty-seven".