618041 has 2 divisors, whose sum is σ = 618042. Its totient is φ = 618040.

The previous prime is 618031. The next prime is 618049. The reversal of 618041 is 140816.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 525625 + 92416 = 725^2 + 304^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-618041 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (618049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 309020 + 309021.

It is an arithmetic number, because the mean of its divisors is an integer number (309021).

2⁶¹⁸⁰⁴¹ is an apocalyptic number.

It is an amenable number.

618041 is a deficient number, since it is larger than the sum of its proper divisors (1).

618041 is an equidigital number, since it uses as much as digits as its factorization.

618041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 192, while the sum is 20.

The square root of 618041 is about 786.1558369687. The cubic root of 618041 is about 85.1802863131.

Adding to 618041 its reverse (140816), we get a palindrome (758857).

The spelling of 618041 in words is "six hundred eighteen thousand, forty-one".