406452413 has 2 divisors, whose sum is σ = 406452414. Its totient is φ = 406452412.

The previous prime is 406452401. The next prime is 406452457. The reversal of 406452413 is 314254604.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 388996729 + 17455684 = 19723^2 + 4178^2 .

It is a cyclic number.

It is not a de Polignac number, because 406452413 - 2⁸ = 406452157 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (406452463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 203226206 + 203226207.

It is an arithmetic number, because the mean of its divisors is an integer number (203226207).

Almost surely, 2^406452413 is an apocalyptic number.

It is an amenable number.

406452413 is a deficient number, since it is larger than the sum of its proper divisors (1).

406452413 is an equidigital number, since it uses as much as digits as its factorization.

406452413 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11520, while the sum is 29.

The square root of 406452413 is about 20160.6649939926. The cubic root of 406452413 is about 740.7470013384.

The spelling of 406452413 in words is "four hundred six million, four hundred fifty-two thousand, four hundred thirteen".