12602712029 has 4 divisors (see below), whose sum is σ = 12647561820. Its totient is φ = 12557862240.

The previous prime is 12602712011. The next prime is 12602712041. The reversal of 12602712029 is 92021720621.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 7841988025 + 4760724004 = 88555^2 + 68998^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12602712029 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 12602711986 and 12602712004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12602712329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22424474 + ... + 22425035.

It is an arithmetic number, because the mean of its divisors is an integer number (3161890455).

Almost surely, 2^12602712029 is an apocalyptic number.

It is an amenable number.

12602712029 is a deficient number, since it is larger than the sum of its proper divisors (44849791).

12602712029 is an equidigital number, since it uses as much as digits as its factorization.

12602712029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44849790.

The product of its (nonzero) digits is 6048, while the sum is 32.

The spelling of 12602712029 in words is "twelve billion, six hundred two million, seven hundred twelve thousand, twenty-nine".