12002749177 has 2 divisors, whose sum is σ = 12002749178. Its totient is φ = 12002749176.

The previous prime is 12002749159. The next prime is 12002749211. The reversal of 12002749177 is 77194720021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10818288121 + 1184461056 = 104011^2 + 34416^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12002749177 is a prime.

It is not a weakly prime, because it can be changed into another prime (12002749117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6001374588 + 6001374589.

It is an arithmetic number, because the mean of its divisors is an integer number (6001374589).

Almost surely, 2^12002749177 is an apocalyptic number.

It is an amenable number.

12002749177 is a deficient number, since it is larger than the sum of its proper divisors (1).

12002749177 is an equidigital number, since it uses as much as digits as its factorization.

12002749177 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 49392, while the sum is 40.

The spelling of 12002749177 in words is "twelve billion, two million, seven hundred forty-nine thousand, one hundred seventy-seven".