12355265 has 16 divisors (see below), whose sum is σ = 16099776. Its totient is φ = 9048000.

The previous prime is 12355253. The next prime is 12355271. The reversal of 12355265 is 56255321.

12355265 = T₂₅₄ + T₂₅₅ + ... + T₄₄₈.

It is a happy number.

It is not a de Polignac number, because 12355265 - 2¹⁴ = 12338881 is a prime.

It is a Duffinian number.

It is a Curzon 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 15 ways as a sum of consecutive naturals, for example, 7790 + ... + 9240.

It is an arithmetic number, because the mean of its divisors is an integer number (1006236).

Almost surely, 2^12355265 is an apocalyptic number.

It is an amenable number.

12355265 is a deficient number, since it is larger than the sum of its proper divisors (3744511).

12355265 is a wasteful number, since it uses less digits than its factorization.

12355265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1600.

The product of its digits is 9000, while the sum is 29.

The square root of 12355265 is about 3515.0056898958. The cubic root of 12355265 is about 231.1802282813.

The spelling of 12355265 in words is "twelve million, three hundred fifty-five thousand, two hundred sixty-five".