12134660402 has 4 divisors (see below), whose sum is σ = 18201990606. Its totient is φ = 6067330200.

The previous prime is 12134660393. The next prime is 12134660437. The reversal of 12134660402 is 20406643121.

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

It can be written as a sum of positive squares in only one way, i.e., 10094421841 + 2040238561 = 100471^2 + 45169^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3033665099 + ... + 3033665102.

Almost surely, 2^12134660402 is an apocalyptic number.

12134660402 is a deficient number, since it is larger than the sum of its proper divisors (6067330204).

12134660402 is an equidigital number, since it uses as much as digits as its factorization.

12134660402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6067330203.

The product of its (nonzero) digits is 6912, while the sum is 29.

The spelling of 12134660402 in words is "twelve billion, one hundred thirty-four million, six hundred sixty thousand, four hundred two".