1315123024343 has 4 divisors (see below), whose sum is σ = 1328144044488. Its totient is φ = 1302102004200.

The previous prime is 1315123024307. The next prime is 1315123024363. The reversal of 1315123024343 is 3434203215131.

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

It is a cyclic number.

It is not a de Polignac number, because 1315123024343 - 2¹⁸ = 1315122762199 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1315123024363) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6510509921 + ... + 6510510122.

It is an arithmetic number, because the mean of its divisors is an integer number (332036011122).

Almost surely, 2^{1315123024343} is an apocalyptic number.

1315123024343 is a deficient number, since it is larger than the sum of its proper divisors (13021020145).

1315123024343 is a wasteful number, since it uses less digits than its factorization.

1315123024343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13021020144.

The product of its (nonzero) digits is 25920, while the sum is 32.

Adding to 1315123024343 its reverse (3434203215131), we get a palindrome (4749326239474).

The spelling of 1315123024343 in words is "one trillion, three hundred fifteen billion, one hundred twenty-three million, twenty-four thousand, three hundred forty-three".