12611061 has 12 divisors (see below), whose sum is σ = 19008288. Its totient is φ = 8041704.

The previous prime is 12611057. The next prime is 12611069. The reversal of 12611061 is 16011621.

It is not a de Polignac number, because 12611061 - 2² = 12611057 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12611069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 30255 + ... + 30668.

It is an arithmetic number, because the mean of its divisors is an integer number (1584024).

Almost surely, 2^12611061 is an apocalyptic number.

It is an amenable number.

12611061 is a deficient number, since it is larger than the sum of its proper divisors (6397227).

12611061 is a wasteful number, since it uses less digits than its factorization.

12611061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60952 (or 60949 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

The square root of 12611061 is about 3551.2055699438. The cubic root of 12611061 is about 232.7647487100.

Adding to 12611061 its reverse (16011621), we get a palindrome (28622682).

The spelling of 12611061 in words is "twelve million, six hundred eleven thousand, sixty-one".