1315444511245 has 8 divisors (see below), whose sum is σ = 1578540450816. Its totient is φ = 1052350917456.

The previous prime is 1315444511239. The next prime is 1315444511267. The reversal of 1315444511245 is 5421154445131.

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 1315444511245 - 2⁹ = 1315444510733 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1315444511198 and 1315444511207.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1075344 + ... + 1946086.

It is an arithmetic number, because the mean of its divisors is an integer number (197317556352).

Almost surely, 2^{1315444511245} is an apocalyptic number.

It is an amenable number.

1315444511245 is a deficient number, since it is larger than the sum of its proper divisors (263095939571).

1315444511245 is an equidigital number, since it uses as much as digits as its factorization.

1315444511245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1172891.

The product of its digits is 192000, while the sum is 40.

Adding to 1315444511245 its reverse (5421154445131), we get a palindrome (6736598956376).

The spelling of 1315444511245 in words is "one trillion, three hundred fifteen billion, four hundred forty-four million, five hundred eleven thousand, two hundred forty-five".