1316544841 has 8 divisors (see below), whose sum is σ = 1372310720. Its totient is φ = 1261841328.

The previous prime is 1316544781. The next prime is 1316544851. The reversal of 1316544841 is 1484456131.

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 1316544841 - 2⁹ = 1316544329 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1316544841.

It is not an unprimeable number, because it can be changed into a prime (1316544851) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 263061 + ... + 268018.

It is an arithmetic number, because the mean of its divisors is an integer number (171538840).

Almost surely, 2^1316544841 is an apocalyptic number.

It is an amenable number.

1316544841 is a deficient number, since it is larger than the sum of its proper divisors (55765879).

1316544841 is an equidigital number, since it uses as much as digits as its factorization.

1316544841 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 531183.

The product of its digits is 46080, while the sum is 37.

The square root of 1316544841 is about 36284.2230315050. The cubic root of 1316544841 is about 1096.0033590858.

The spelling of 1316544841 in words is "one billion, three hundred sixteen million, five hundred forty-four thousand, eight hundred forty-one".