12265965 has 32 divisors (see below), whose sum is σ = 22323840. Its totient is φ = 6386688.

The previous prime is 12265951. The next prime is 12265973. The reversal of 12265965 is 56956221.

It is not a de Polignac number, because 12265965 - 2⁶ = 12265901 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4749 + ... + 6861.

It is an arithmetic number, because the mean of its divisors is an integer number (697620).

Almost surely, 2^12265965 is an apocalyptic number.

12265965 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12265965 is a deficient number, since it is larger than the sum of its proper divisors (10057875).

12265965 is a wasteful number, since it uses less digits than its factorization.

12265965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2170 (or 2164 counting only the distinct ones).

The product of its digits is 32400, while the sum is 36.

The square root of 12265965 is about 3502.2799716756. The cubic root of 12265965 is about 230.6219148242.

The spelling of 12265965 in words is "twelve million, two hundred sixty-five thousand, nine hundred sixty-five".