419935121 has 2 divisors, whose sum is σ = 419935122. Its totient is φ = 419935120.

The previous prime is 419935099. The next prime is 419935123. The reversal of 419935121 is 121539914.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 412536721 + 7398400 = 20311^2 + 2720^2 .

It is a cyclic number.

It is not a de Polignac number, because 419935121 - 2⁶ = 419935057 is a prime.

Together with 419935123, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (419935123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 209967560 + 209967561.

It is an arithmetic number, because the mean of its divisors is an integer number (209967561).

Almost surely, 2^419935121 is an apocalyptic number.

It is an amenable number.

419935121 is a deficient number, since it is larger than the sum of its proper divisors (1).

419935121 is an equidigital number, since it uses as much as digits as its factorization.

419935121 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9720, while the sum is 35.

The square root of 419935121 is about 20492.3185852651. The cubic root of 419935121 is about 748.8486755812.

The spelling of 419935121 in words is "four hundred nineteen million, nine hundred thirty-five thousand, one hundred twenty-one".