1004225523 has 16 divisors (see below), whose sum is σ = 1530712320. Its totient is φ = 573669216.

The previous prime is 1004225507. The next prime is 1004225539. The reversal of 1004225523 is 3255224001.

It is an interprime number because it is at equal distance from previous prime (1004225507) and next prime (1004225539).

It is not a de Polignac number, because 1004225523 - 2⁴ = 1004225507 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1004225493 and 1004225502.

It is not an unprimeable number, because it can be changed into a prime (1004225023) 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, 101908 + ... + 111326.

It is an arithmetic number, because the mean of its divisors is an integer number (95669520).

Almost surely, 2^1004225523 is an apocalyptic number.

1004225523 is a deficient number, since it is larger than the sum of its proper divisors (526486797).

1004225523 is an equidigital number, since it uses as much as digits as its factorization.

1004225523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14506.

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 1004225523 is about 31689.5175570724. The cubic root of 1004225523 is about 1001.4065284170.

Adding to 1004225523 its reverse (3255224001), we get a palindrome (4259449524).

The spelling of 1004225523 in words is "one billion, four million, two hundred twenty-five thousand, five hundred twenty-three".