408241307 has 2 divisors, whose sum is σ = 408241308. Its totient is φ = 408241306.

The previous prime is 408241289. The next prime is 408241319. The reversal of 408241307 is 703142804.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 408241307 - 2¹⁴ = 408224923 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 408241307.

It is not a weakly prime, because it can be changed into another prime (408241507) 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 as a sum of consecutive naturals, namely, 204120653 + 204120654.

It is an arithmetic number, because the mean of its divisors is an integer number (204120654).

Almost surely, 2^408241307 is an apocalyptic number.

408241307 is a deficient number, since it is larger than the sum of its proper divisors (1).

408241307 is an equidigital number, since it uses as much as digits as its factorization.

408241307 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5376, while the sum is 29.

The square root of 408241307 is about 20204.9822321129. The cubic root of 408241307 is about 741.8321456343.

The spelling of 408241307 in words is "four hundred eight million, two hundred forty-one thousand, three hundred seven".