12077029123 has 4 divisors (see below), whose sum is σ = 12079321288. Its totient is φ = 12074736960.

The previous prime is 12077029087. The next prime is 12077029127. The reversal of 12077029123 is 32192077021.

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 12077029123 - 2¹⁷ = 12076898051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12077029127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1138161 + ... + 1148722.

It is an arithmetic number, because the mean of its divisors is an integer number (3019830322).

Almost surely, 2^12077029123 is an apocalyptic number.

12077029123 is a deficient number, since it is larger than the sum of its proper divisors (2292165).

12077029123 is an equidigital number, since it uses as much as digits as its factorization.

12077029123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2292164.

The product of its (nonzero) digits is 10584, while the sum is 34.

The spelling of 12077029123 in words is "twelve billion, seventy-seven million, twenty-nine thousand, one hundred twenty-three".