12346154677 has 4 divisors (see below), whose sum is σ = 12380545440. Its totient is φ = 12311763916.

The previous prime is 12346154657. The next prime is 12346154693. The reversal of 12346154677 is 77645164321.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12346154677 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 (12346154657) 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, 17194843 + ... + 17195560.

It is an arithmetic number, because the mean of its divisors is an integer number (3095136360).

Almost surely, 2^12346154677 is an apocalyptic number.

It is an amenable number.

12346154677 is a deficient number, since it is larger than the sum of its proper divisors (34390763).

12346154677 is an equidigital number, since it uses as much as digits as its factorization.

12346154677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34390762.

The product of its digits is 846720, while the sum is 46.

The spelling of 12346154677 in words is "twelve billion, three hundred forty-six million, one hundred fifty-four thousand, six hundred seventy-seven".