12699102 has 64 divisors (see below), whose sum is σ = 29623104. Its totient is φ = 3594240.

The previous prime is 12699097. The next prime is 12699107. The reversal of 12699102 is 20199621.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (12699097) and next prime (12699107).

It is a super-2 number, since 2×12699102² = 322534383212808, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12699102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12699107) 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 31 ways as a sum of consecutive naturals, for example, 80808 + ... + 80964.

It is an arithmetic number, because the mean of its divisors is an integer number (462861).

Almost surely, 2^12699102 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12699102, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14811552).

12699102 is an abundant number, since it is smaller than the sum of its proper divisors (16924002).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12699102 is a wasteful number, since it uses less digits than its factorization.

12699102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253.

The product of its (nonzero) digits is 1944, while the sum is 30.

The square root of 12699102 is about 3563.5799415756. The cubic root of 12699102 is about 233.3051562347.

The spelling of 12699102 in words is "twelve million, six hundred ninety-nine thousand, one hundred two".