416449513 has 2 divisors, whose sum is σ = 416449514. Its totient is φ = 416449512.

The previous prime is 416449511. The next prime is 416449549. The reversal of 416449513 is 315944614.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 393149584 + 23299929 = 19828^2 + 4827^2 .

It is a cyclic number.

It is not a de Polignac number, because 416449513 - 2¹ = 416449511 is a prime.

Together with 416449511, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (416449511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 208224756 + 208224757.

It is an arithmetic number, because the mean of its divisors is an integer number (208224757).

Almost surely, 2^416449513 is an apocalyptic number.

It is an amenable number.

416449513 is a deficient number, since it is larger than the sum of its proper divisors (1).

416449513 is an equidigital number, since it uses as much as digits as its factorization.

416449513 is an evil number, because the sum of its binary digits is even.

The product of its digits is 51840, while the sum is 37.

The square root of 416449513 is about 20407.0946731768. The cubic root of 416449513 is about 746.7710147488.

The spelling of 416449513 in words is "four hundred sixteen million, four hundred forty-nine thousand, five hundred thirteen".