1004421413 has 2 divisors, whose sum is σ = 1004421414. Its totient is φ = 1004421412.

The previous prime is 1004421371. The next prime is 1004421419. The reversal of 1004421413 is 3141244001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 998433604 + 5987809 = 31598^2 + 2447^2 .

It is a cyclic number.

It is not a de Polignac number, because 1004421413 - 2¹² = 1004417317 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1004421419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 502210706 + 502210707.

It is an arithmetic number, because the mean of its divisors is an integer number (502210707).

Almost surely, 2^1004421413 is an apocalyptic number.

It is an amenable number.

1004421413 is a deficient number, since it is larger than the sum of its proper divisors (1).

1004421413 is an equidigital number, since it uses as much as digits as its factorization.

1004421413 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 1004421413 is about 31692.6081760400. The cubic root of 1004421413 is about 1001.4716375539.

Adding to 1004421413 its reverse (3141244001), we get a palindrome (4145665414).

The spelling of 1004421413 in words is "one billion, four million, four hundred twenty-one thousand, four hundred thirteen".