8419121 has 2 divisors, whose sum is σ = 8419122. Its totient is φ = 8419120.

The previous prime is 8419087. The next prime is 8419141. The reversal of 8419121 is 1219148.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7840000 + 579121 = 2800^2 + 761^2 .

It is a cyclic number.

It is not a de Polignac number, because 8419121 - 2¹⁰ = 8418097 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (8419141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4209560 + 4209561.

It is an arithmetic number, because the mean of its divisors is an integer number (4209561).

Almost surely, 2^8419121 is an apocalyptic number.

It is an amenable number.

8419121 is a deficient number, since it is larger than the sum of its proper divisors (1).

8419121 is an equidigital number, since it uses as much as digits as its factorization.

8419121 is an evil number, because the sum of its binary digits is even.

The product of its digits is 576, while the sum is 26.

The square root of 8419121 is about 2901.5721600539. The cubic root of 8419121 is about 203.4333966569.

The spelling of 8419121 in words is "eight million, four hundred nineteen thousand, one hundred twenty-one".