12708122 has 8 divisors (see below), whose sum is σ = 21785376. Its totient is φ = 5446332.

The previous prime is 12708107. The next prime is 12708127. The reversal of 12708122 is 22180721.

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

It is a super-2 number, since 2×12708122² = 322992729533768, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12708127) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 453848 + ... + 453875.

It is an arithmetic number, because the mean of its divisors is an integer number (2723172).

Almost surely, 2^12708122 is an apocalyptic number.

12708122 is a deficient number, since it is larger than the sum of its proper divisors (9077254).

12708122 is an equidigital number, since it uses as much as digits as its factorization.

12708122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 907732.

The product of its (nonzero) digits is 448, while the sum is 23.

The square root of 12708122 is about 3564.8452981862. The cubic root of 12708122 is about 233.3603809915.

Adding to 12708122 its reverse (22180721), we get a palindrome (34888843).

The spelling of 12708122 in words is "twelve million, seven hundred eight thousand, one hundred twenty-two".