1316112745 has 8 divisors (see below), whose sum is σ = 1599327360. Its totient is φ = 1039562160.

The previous prime is 1316112703. The next prime is 1316112757. The reversal of 1316112745 is 5472116131.

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

It is not a de Polignac number, because 1316112745 - 2¹³ = 1316104553 is a prime.

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, 1665571 + ... + 1666360.

It is an arithmetic number, because the mean of its divisors is an integer number (199915920).

Almost surely, 2^1316112745 is an apocalyptic number.

It is an amenable number.

1316112745 is a deficient number, since it is larger than the sum of its proper divisors (283214615).

1316112745 is an equidigital number, since it uses as much as digits as its factorization.

1316112745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3332015.

The product of its digits is 5040, while the sum is 31.

The square root of 1316112745 is about 36278.2682194175. The cubic root of 1316112745 is about 1095.8834415379.

Adding to 1316112745 its reverse (5472116131), we get a palindrome (6788228876).

The spelling of 1316112745 in words is "one billion, three hundred sixteen million, one hundred twelve thousand, seven hundred forty-five".