12035671257 has 16 divisors (see below), whose sum is σ = 16384464320. Its totient is φ = 7856911872.

The previous prime is 12035671253. The next prime is 12035671283. The reversal of 12035671257 is 75217653021.

It is a happy number.

12035671257 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12035671257 - 2² = 12035671253 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12035671253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 167248 + ... + 228129.

It is an arithmetic number, because the mean of its divisors is an integer number (1024029020).

Almost surely, 2^12035671257 is an apocalyptic number.

It is an amenable number.

12035671257 is a deficient number, since it is larger than the sum of its proper divisors (4348793063).

12035671257 is a wasteful number, since it uses less digits than its factorization.

12035671257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 395592.

The product of its (nonzero) digits is 88200, while the sum is 39.

The spelling of 12035671257 in words is "twelve billion, thirty-five million, six hundred seventy-one thousand, two hundred fifty-seven".