12161752342 has 4 divisors (see below), whose sum is σ = 18242628516. Its totient is φ = 6080876170.

The previous prime is 12161752303. The next prime is 12161752357. The reversal of 12161752342 is 24325716121.

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

It is a junction number, because it is equal to n+sod(n) for n = 12161752298 and 12161752307.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3040438084 + ... + 3040438087.

It is an arithmetic number, because the mean of its divisors is an integer number (4560657129).

Almost surely, 2^12161752342 is an apocalyptic number.

12161752342 is a deficient number, since it is larger than the sum of its proper divisors (6080876174).

12161752342 is an equidigital number, since it uses as much as digits as its factorization.

12161752342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6080876173.

The product of its digits is 20160, while the sum is 34.

The spelling of 12161752342 in words is "twelve billion, one hundred sixty-one million, seven hundred fifty-two thousand, three hundred forty-two".