441311317 has 2 divisors, whose sum is σ = 441311318. Its totient is φ = 441311316.

The previous prime is 441311303. The next prime is 441311333. The reversal of 441311317 is 713113144.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 323784036 + 117527281 = 17994^2 + 10841^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-441311317 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 441311291 and 441311300.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (441411317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 220655658 + 220655659.

It is an arithmetic number, because the mean of its divisors is an integer number (220655659).

Almost surely, 2^441311317 is an apocalyptic number.

It is an amenable number.

441311317 is a deficient number, since it is larger than the sum of its proper divisors (1).

441311317 is an equidigital number, since it uses as much as digits as its factorization.

441311317 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1008, while the sum is 25.

The square root of 441311317 is about 21007.4110018346. The cubic root of 441311317 is about 761.3453300804.

The spelling of 441311317 in words is "four hundred forty-one million, three hundred eleven thousand, three hundred seventeen".