318041413 has 2 divisors, whose sum is σ = 318041414. Its totient is φ = 318041412.

The previous prime is 318041377. The next prime is 318041441. The reversal of 318041413 is 314140813.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 244390689 + 73650724 = 15633^2 + 8582^2 .

It is a cyclic number.

It is not a de Polignac number, because 318041413 - 2⁹ = 318040901 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (318041473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 159020706 + 159020707.

It is an arithmetic number, because the mean of its divisors is an integer number (159020707).

Almost surely, 2^318041413 is an apocalyptic number.

It is an amenable number.

318041413 is a deficient number, since it is larger than the sum of its proper divisors (1).

318041413 is an equidigital number, since it uses as much as digits as its factorization.

318041413 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 318041413 is about 17833.7156251859. The cubic root of 318041413 is about 682.5920483040.

The spelling of 318041413 in words is "three hundred eighteen million, forty-one thousand, four hundred thirteen".