12764965 has 8 divisors (see below), whose sum is σ = 15644160. Its totient is φ = 9994512.

The previous prime is 12764957. The next prime is 12765029. The reversal of 12764965 is 56946721.

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 12764965 - 2³ = 12764957 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26925 + ... + 27394.

It is an arithmetic number, because the mean of its divisors is an integer number (1955520).

Almost surely, 2^12764965 is an apocalyptic number.

It is an amenable number.

12764965 is a deficient number, since it is larger than the sum of its proper divisors (2879195).

12764965 is an equidigital number, since it uses as much as digits as its factorization.

12764965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54371.

The product of its digits is 90720, while the sum is 40.

The square root of 12764965 is about 3572.8091188867. The cubic root of 12764965 is about 233.7078012035.

It can be divided in two parts, 1276 and 4965, that added together give a square (6241 = 79²).

The spelling of 12764965 in words is "twelve million, seven hundred sixty-four thousand, nine hundred sixty-five".