12315143215435 has 8 divisors (see below), whose sum is σ = 14793454358496. Its totient is φ = 9841926239040.

The previous prime is 12315143215369. The next prime is 12315143215513. The reversal of 12315143215435 is 53451234151321.

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

It is not a de Polignac number, because 12315143215435 - 2⁷ = 12315143215307 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1273536346 + ... + 1273546015.

It is an arithmetic number, because the mean of its divisors is an integer number (1849181794812).

Almost surely, 2^{12315143215435} is an apocalyptic number.

12315143215435 is a deficient number, since it is larger than the sum of its proper divisors (2478311143061).

12315143215435 is an equidigital number, since it uses as much as digits as its factorization.

12315143215435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2547083333.

The product of its digits is 216000, while the sum is 40.

Adding to 12315143215435 its reverse (53451234151321), we get a palindrome (65766377366756).

The spelling of 12315143215435 in words is "twelve trillion, three hundred fifteen billion, one hundred forty-three million, two hundred fifteen thousand, four hundred thirty-five".