1004038345 has 8 divisors (see below), whose sum is σ = 1224597960. Its totient is φ = 790062720.

The previous prime is 1004038333. The next prime is 1004038351. The reversal of 1004038345 is 5438304001.

It can be written as a sum of positive squares in 4 ways, for example, as 72812089 + 931226256 = 8533^2 + 30516^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1004038345 - 2¹⁵ = 1004005577 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1645660 + ... + 1646269.

It is an arithmetic number, because the mean of its divisors is an integer number (153074745).

Almost surely, 2^1004038345 is an apocalyptic number.

It is an amenable number.

1004038345 is a deficient number, since it is larger than the sum of its proper divisors (220559615).

1004038345 is an equidigital number, since it uses as much as digits as its factorization.

1004038345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3291995.

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 1004038345 is about 31686.5641084672. The cubic root of 1004038345 is about 1001.3443070288.

The spelling of 1004038345 in words is "one billion, four million, thirty-eight thousand, three hundred forty-five".