12261335 has 16 divisors (see below), whose sum is σ = 15818976. Its totient is φ = 9090048.

The previous prime is 12261331. The next prime is 12261371. The reversal of 12261335 is 53316221.

It is a cyclic number.

It is not a de Polignac number, because 12261335 - 2² = 12261331 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12261335.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12261331) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4619 + ... + 6771.

It is an arithmetic number, because the mean of its divisors is an integer number (988686).

Almost surely, 2^12261335 is an apocalyptic number.

12261335 is a deficient number, since it is larger than the sum of its proper divisors (3557641).

12261335 is a wasteful number, since it uses less digits than its factorization.

12261335 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2242.

The product of its digits is 1080, while the sum is 23.

The square root of 12261335 is about 3501.6189113037. The cubic root of 12261335 is about 230.5928937662.

Adding to 12261335 its reverse (53316221), we get a palindrome (65577556).

The spelling of 12261335 in words is "twelve million, two hundred sixty-one thousand, three hundred thirty-five".