1317244041 has 6 divisors (see below), whose sum is σ = 1902685850. Its totient is φ = 878162688.

The previous prime is 1317244039. The next prime is 1317244057. The reversal of 1317244041 is 1404427131.

1317244041 is a `hidden beast` number, since 13 + 172 + 440 + 41 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1173747600 + 143496441 = 34260^2 + 11979^2 .

It is not a de Polignac number, because 1317244041 - 2¹ = 1317244039 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1317243996 and 1317244014.

It is not an unprimeable number, because it can be changed into a prime (1317244001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 73180216 + ... + 73180233.

Almost surely, 2^1317244041 is an apocalyptic number.

It is an amenable number.

1317244041 is a deficient number, since it is larger than the sum of its proper divisors (585441809).

1317244041 is a wasteful number, since it uses less digits than its factorization.

1317244041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146360455 (or 146360452 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 27.

The square root of 1317244041 is about 36293.8567942290. The cubic root of 1317244041 is about 1096.1973491683.

The spelling of 1317244041 in words is "one billion, three hundred seventeen million, two hundred forty-four thousand, forty-one".