1316274845 has 16 divisors (see below), whose sum is σ = 1602581760. Its totient is φ = 1037731200.

The previous prime is 1316274833. The next prime is 1316274847. The reversal of 1316274845 is 5484726131.

It is not a de Polignac number, because 1316274845 - 2²⁸ = 1047839389 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1316274847) 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, 133640 + ... + 143150.

It is an arithmetic number, because the mean of its divisors is an integer number (100161360).

Almost surely, 2^1316274845 is an apocalyptic number.

It is an amenable number.

1316274845 is a deficient number, since it is larger than the sum of its proper divisors (286306915).

1316274845 is an equidigital number, since it uses as much as digits as its factorization.

1316274845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9916.

The product of its digits is 161280, while the sum is 41.

The square root of 1316274845 is about 36280.5022705034. The cubic root of 1316274845 is about 1095.9284314559.

The spelling of 1316274845 in words is "one billion, three hundred sixteen million, two hundred seventy-four thousand, eight hundred forty-five".