1004314521 has 16 divisors (see below), whose sum is σ = 1610931200. Its totient is φ = 543688848.

The previous prime is 1004314469. The next prime is 1004314529. The reversal of 1004314521 is 1254134001.

It is not a de Polignac number, because 1004314521 - 2¹⁷ = 1004183449 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1004314529) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1258141 + ... + 1258938.

It is an arithmetic number, because the mean of its divisors is an integer number (100683200).

Almost surely, 2^1004314521 is an apocalyptic number.

It is an amenable number.

1004314521 is a deficient number, since it is larger than the sum of its proper divisors (606616679).

1004314521 is a wasteful number, since it uses less digits than its factorization.

1004314521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2517108.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 1004314521 is about 31690.9217442472. The cubic root of 1004314521 is about 1001.4361102667.

Adding to 1004314521 its reverse (1254134001), we get a palindrome (2258448522).

The spelling of 1004314521 in words is "one billion, four million, three hundred fourteen thousand, five hundred twenty-one".