1004012413 has 4 divisors (see below), whose sum is σ = 1005332508. Its totient is φ = 1002692320.

The previous prime is 1004012377. The next prime is 1004012419. The reversal of 1004012413 is 3142104001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3142104001 = 9433 ⋅333097.

It can be written as a sum of positive squares in 2 ways, for example, as 8168164 + 995844249 = 2858^2 + 31557^2 .

It is a cyclic number.

It is not a de Polignac number, because 1004012413 - 2¹⁷ = 1003881341 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1004012419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 658906 + ... + 660427.

It is an arithmetic number, because the mean of its divisors is an integer number (251333127).

Almost surely, 2^1004012413 is an apocalyptic number.

It is an amenable number.

1004012413 is a deficient number, since it is larger than the sum of its proper divisors (1320095).

1004012413 is an equidigital number, since it uses as much as digits as its factorization.

1004012413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1320094.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 1004012413 is about 31686.1549103074. The cubic root of 1004012413 is about 1001.3356861482.

Adding to 1004012413 its reverse (3142104001), we get a palindrome (4146116414).

The spelling of 1004012413 in words is "one billion, four million, twelve thousand, four hundred thirteen".