12104957512607 has 4 divisors (see below), whose sum is σ = 12817013836896. Its totient is φ = 11392901188320.

The previous prime is 12104957512603. The next prime is 12104957512619. The reversal of 12104957512607 is 70621575940121.

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

It is a cyclic number.

It is not a de Polignac number, because 12104957512607 - 2² = 12104957512603 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12104957512603) 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, 356028162119 + ... + 356028162152.

It is an arithmetic number, because the mean of its divisors is an integer number (3204253459224).

Almost surely, 2^{12104957512607} is an apocalyptic number.

12104957512607 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

12104957512607 is a deficient number, since it is larger than the sum of its proper divisors (712056324289).

12104957512607 is an equidigital number, since it uses as much as digits as its factorization.

12104957512607 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 712056324288.

The product of its (nonzero) digits is 1058400, while the sum is 50.

The spelling of 12104957512607 in words is "twelve trillion, one hundred four billion, nine hundred fifty-seven million, five hundred twelve thousand, six hundred seven".