12354774611 has 4 divisors (see below), whose sum is σ = 12358100400. Its totient is φ = 12351448824.

The previous prime is 12354774587. The next prime is 12354774617. The reversal of 12354774611 is 11647745321.

12354774611 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12354774611 is a prime.

It is a super-2 number, since 2×12354774611² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12354774617) 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 3 ways as a sum of consecutive naturals, for example, 1657316 + ... + 1664753.

It is an arithmetic number, because the mean of its divisors is an integer number (3089525100).

Almost surely, 2^12354774611 is an apocalyptic number.

12354774611 is a deficient number, since it is larger than the sum of its proper divisors (3325789).

12354774611 is an equidigital number, since it uses as much as digits as its factorization.

12354774611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3325788.

The product of its digits is 141120, while the sum is 41.

The spelling of 12354774611 in words is "twelve billion, three hundred fifty-four million, seven hundred seventy-four thousand, six hundred eleven".