12243140345153 has 8 divisors (see below), whose sum is σ = 12498187523880. Its totient is φ = 11989846068480.

The previous prime is 12243140345131. The next prime is 12243140345159. The reversal of 12243140345153 is 35154304134221.

It can be written as a sum of positive squares in 4 ways, for example, as 4568678464 + 12238571666689 = 67592^2 + 3498367^2 .

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 12243140345153 - 2⁶ = 12243140345089 is a prime.

It is a super-2 number, since 2×12243140345153² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12243140345159) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 438211400 + ... + 438239337.

It is an arithmetic number, because the mean of its divisors is an integer number (1562273440485).

Almost surely, 2^{12243140345153} is an apocalyptic number.

It is an amenable number.

12243140345153 is a deficient number, since it is larger than the sum of its proper divisors (255047178727).

12243140345153 is an equidigital number, since it uses as much as digits as its factorization.

12243140345153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 876451027.

The product of its (nonzero) digits is 172800, while the sum is 38.

Adding to 12243140345153 its reverse (35154304134221), we get a palindrome (47397444479374).

The spelling of 12243140345153 in words is "twelve trillion, two hundred forty-three billion, one hundred forty million, three hundred forty-five thousand, one hundred fifty-three".