419519641 has 2 divisors, whose sum is σ = 419519642. Its totient is φ = 419519640.

The previous prime is 419519627. The next prime is 419519651. The reversal of 419519641 is 146915914.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 385926025 + 33593616 = 19645^2 + 5796^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-419519641 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 419519594 and 419519603.

It is not a weakly prime, because it can be changed into another prime (419519651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 209759820 + 209759821.

It is an arithmetic number, because the mean of its divisors is an integer number (209759821).

Almost surely, 2^419519641 is an apocalyptic number.

It is an amenable number.

419519641 is a deficient number, since it is larger than the sum of its proper divisors (1).

419519641 is an equidigital number, since it uses as much as digits as its factorization.

419519641 is an evil number, because the sum of its binary digits is even.

The product of its digits is 38880, while the sum is 40.

The square root of 419519641 is about 20482.1786194731. The cubic root of 419519641 is about 748.6016260579.

The spelling of 419519641 in words is "four hundred nineteen million, five hundred nineteen thousand, six hundred forty-one".