12601265 has 8 divisors (see below), whose sum is σ = 15271848. Its totient is φ = 9980800.

The previous prime is 12601261. The next prime is 12601271. The reversal of 12601265 is 56210621.

It can be written as a sum of positive squares in 4 ways, for example, as 5626384 + 6974881 = 2372^2 + 2641^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12601265 - 2² = 12601261 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12601265.

It is not an unprimeable number, because it can be changed into a prime (12601261) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11972 + ... + 12981.

It is an arithmetic number, because the mean of its divisors is an integer number (1908981).

Almost surely, 2^12601265 is an apocalyptic number.

It is an amenable number.

12601265 is a deficient number, since it is larger than the sum of its proper divisors (2670583).

12601265 is a wasteful number, since it uses less digits than its factorization.

12601265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25059.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 12601265 is about 3549.8260520764. The cubic root of 12601265 is about 232.7044642204.

Adding to 12601265 its reverse (56210621), we get a palindrome (68811886).

The spelling of 12601265 in words is "twelve million, six hundred one thousand, two hundred sixty-five".