12611330 has 8 divisors (see below), whose sum is σ = 22700412. Its totient is φ = 5044528.

The previous prime is 12611303. The next prime is 12611351. The reversal of 12611330 is 3311621.

It can be written as a sum of positive squares in 2 ways, for example, as 11363641 + 1247689 = 3371^2 + 1117^2 .

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 12611299 and 12611308.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 630557 + ... + 630576.

Almost surely, 2^12611330 is an apocalyptic number.

12611330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12611330 is a deficient number, since it is larger than the sum of its proper divisors (10089082).

12611330 is a wasteful number, since it uses less digits than its factorization.

12611330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1261140.

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 12611330 is about 3551.2434442037. The cubic root of 12611330 is about 232.7664036929.

Adding to 12611330 its reverse (3311621), we get a palindrome (15922951).

The spelling of 12611330 in words is "twelve million, six hundred eleven thousand, three hundred thirty".