1315143014443 has 16 divisors (see below), whose sum is σ = 1335644144640. Its totient is φ = 1294808429376.

The previous prime is 1315143014441. The next prime is 1315143014491. The reversal of 1315143014443 is 3444103415131.

It is a cyclic number.

It is not a de Polignac number, because 1315143014443 - 2¹ = 1315143014441 is a prime.

It is a super-2 number, since 2×1315143014443² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1315143014399 and 1315143014408.

It is not an unprimeable number, because it can be changed into a prime (1315143014441) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15145396 + ... + 15231982.

It is an arithmetic number, because the mean of its divisors is an integer number (83477759040).

Almost surely, 2^{1315143014443} is an apocalyptic number.

1315143014443 is a deficient number, since it is larger than the sum of its proper divisors (20501130197).

1315143014443 is a wasteful number, since it uses less digits than its factorization.

1315143014443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87546.

The product of its (nonzero) digits is 34560, while the sum is 34.

Adding to 1315143014443 its reverse (3444103415131), we get a palindrome (4759246429574).

The spelling of 1315143014443 in words is "one trillion, three hundred fifteen billion, one hundred forty-three million, fourteen thousand, four hundred forty-three".