419535653 has 2 divisors, whose sum is σ = 419535654. Its totient is φ = 419535652.

The previous prime is 419535647. The next prime is 419535661. The reversal of 419535653 is 356535914.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 396129409 + 23406244 = 19903^2 + 4838^2 .

It is a cyclic number.

It is not a de Polignac number, because 419535653 - 2⁸ = 419535397 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 419535653.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (419535643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 209767826 + 209767827.

It is an arithmetic number, because the mean of its divisors is an integer number (209767827).

Almost surely, 2^419535653 is an apocalyptic number.

It is an amenable number.

419535653 is a deficient number, since it is larger than the sum of its proper divisors (1).

419535653 is an equidigital number, since it uses as much as digits as its factorization.

419535653 is an evil number, because the sum of its binary digits is even.

The product of its digits is 243000, while the sum is 41.

The square root of 419535653 is about 20482.5694921316. The cubic root of 419535653 is about 748.6111500114.

The spelling of 419535653 in words is "four hundred nineteen million, five hundred thirty-five thousand, six hundred fifty-three".