12662345 has 8 divisors (see below), whose sum is σ = 15275520. Its totient is φ = 10076080.

The previous prime is 12662333. The next prime is 12662347. The reversal of 12662345 is 54326621.

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

It is not a de Polignac number, because 12662345 - 2¹⁰ = 12661321 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12662347) 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, 5675 + ... + 7584.

It is an arithmetic number, because the mean of its divisors is an integer number (1909440).

Almost surely, 2^12662345 is an apocalyptic number.

It is an amenable number.

12662345 is a deficient number, since it is larger than the sum of its proper divisors (2613175).

12662345 is a wasteful number, since it uses less digits than its factorization.

12662345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13455.

The product of its digits is 8640, while the sum is 29.

The square root of 12662345 is about 3558.4188904624. The cubic root of 12662345 is about 233.0798414878.

Adding to 12662345 its reverse (54326621), we get a palindrome (66988966).

The spelling of 12662345 in words is "twelve million, six hundred sixty-two thousand, three hundred forty-five".