413440410421 has 2 divisors, whose sum is σ = 413440410422. Its totient is φ = 413440410420.

The previous prime is 413440410389. The next prime is 413440410451. The reversal of 413440410421 is 124014044314.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 351072840196 + 62367570225 = 592514^2 + 249735^2 .

It is a cyclic number.

It is not a de Polignac number, because 413440410421 - 2⁵ = 413440410389 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 413440410421.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (413440410451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 206720205210 + 206720205211.

It is an arithmetic number, because the mean of its divisors is an integer number (206720205211).

Almost surely, 2^413440410421 is an apocalyptic number.

It is an amenable number.

413440410421 is a deficient number, since it is larger than the sum of its proper divisors (1).

413440410421 is an equidigital number, since it uses as much as digits as its factorization.

413440410421 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 413440410421 its reverse (124014044314), we get a palindrome (537454454735).

The spelling of 413440410421 in words is "four hundred thirteen billion, four hundred forty million, four hundred ten thousand, four hundred twenty-one".