1004351255 has 4 divisors (see below), whose sum is σ = 1205221512. Its totient is φ = 803481000.

The previous prime is 1004351251. The next prime is 1004351261. The reversal of 1004351255 is 5521534001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5521534001 = 41 ⋅134671561.

It is not a de Polignac number, because 1004351255 - 2² = 1004351251 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 (1004351251) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 100435121 + ... + 100435130.

It is an arithmetic number, because the mean of its divisors is an integer number (301305378).

Almost surely, 2^1004351255 is an apocalyptic number.

1004351255 is a deficient number, since it is larger than the sum of its proper divisors (200870257).

1004351255 is an equidigital number, since it uses as much as digits as its factorization.

1004351255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200870256.

The product of its (nonzero) digits is 3000, while the sum is 26.

The square root of 1004351255 is about 31691.5013055551. The cubic root of 1004351255 is about 1001.4483196907.

Adding to 1004351255 its reverse (5521534001), we get a palindrome (6525885256).

The spelling of 1004351255 in words is "one billion, four million, three hundred fifty-one thousand, two hundred fifty-five".