1004023355 has 16 divisors (see below), whose sum is σ = 1267509600. Its totient is φ = 762370560.

The previous prime is 1004023313. The next prime is 1004023367. The reversal of 1004023355 is 5533204001.

It is not a de Polignac number, because 1004023355 - 2¹⁸ = 1003761211 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1004023355.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50126 + ... + 67235.

It is an arithmetic number, because the mean of its divisors is an integer number (79219350).

Almost surely, 2^1004023355 is an apocalyptic number.

1004023355 is a deficient number, since it is larger than the sum of its proper divisors (263486245).

1004023355 is a wasteful number, since it uses less digits than its factorization.

1004023355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117454.

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 1004023355 is about 31686.3275719986. The cubic root of 1004023355 is about 1001.3393237444.

Adding to 1004023355 its reverse (5533204001), we get a palindrome (6537227356).

The spelling of 1004023355 in words is "one billion, four million, twenty-three thousand, three hundred fifty-five".