416644133 has 2 divisors, whose sum is σ = 416644134. Its totient is φ = 416644132.

The previous prime is 416644121. The next prime is 416644139. The reversal of 416644133 is 331446614.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 274962724 + 141681409 = 16582^2 + 11903^2 .

It is a cyclic number.

It is not a de Polignac number, because 416644133 - 2¹⁸ = 416381989 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 416644133.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (416644139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 208322066 + 208322067.

It is an arithmetic number, because the mean of its divisors is an integer number (208322067).

Almost surely, 2^416644133 is an apocalyptic number.

It is an amenable number.

416644133 is a deficient number, since it is larger than the sum of its proper divisors (1).

416644133 is an equidigital number, since it uses as much as digits as its factorization.

416644133 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20736, while the sum is 32.

The square root of 416644133 is about 20411.8625558767. The cubic root of 416644133 is about 746.8873265194.

The spelling of 416644133 in words is "four hundred sixteen million, six hundred forty-four thousand, one hundred thirty-three".