12145052513 has 8 divisors (see below), whose sum is σ = 13572298656. Its totient is φ = 10771664800.

The previous prime is 12145052417. The next prime is 12145052527. The reversal of 12145052513 is 31525054121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12145052513 - 2¹⁶ = 12144986977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12145052573) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13464131 + ... + 13465032.

It is an arithmetic number, because the mean of its divisors is an integer number (1696537332).

Almost surely, 2^12145052513 is an apocalyptic number.

It is an amenable number.

12145052513 is a deficient number, since it is larger than the sum of its proper divisors (1427246143).

12145052513 is a wasteful number, since it uses less digits than its factorization.

12145052513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26929215.

The product of its (nonzero) digits is 6000, while the sum is 29.

The spelling of 12145052513 in words is "twelve billion, one hundred forty-five million, fifty-two thousand, five hundred thirteen".