12146112741 has 32 divisors (see below), whose sum is σ = 18673008640. Its totient is φ = 6879007296.

The previous prime is 12146112631. The next prime is 12146112749. The reversal of 12146112741 is 14721164121.

It is a happy number.

It is not a de Polignac number, because 12146112741 - 2⁹ = 12146112229 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 12146112699 and 12146112708.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12146112749) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3809550 + ... + 3812736.

It is an arithmetic number, because the mean of its divisors is an integer number (583531520).

Almost surely, 2^12146112741 is an apocalyptic number.

It is an amenable number.

12146112741 is a deficient number, since it is larger than the sum of its proper divisors (6526895899).

12146112741 is a wasteful number, since it uses less digits than its factorization.

12146112741 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4753.

The product of its digits is 2688, while the sum is 30.

Adding to 12146112741 its reverse (14721164121), we get a palindrome (26867276862).

The spelling of 12146112741 in words is "twelve billion, one hundred forty-six million, one hundred twelve thousand, seven hundred forty-one".