1304422523 has 16 divisors (see below), whose sum is σ = 1423008000. Its totient is φ = 1190986272.

The previous prime is 1304422519. The next prime is 1304422543. The reversal of 1304422523 is 3252244031.

It is not a de Polignac number, because 1304422523 - 2² = 1304422519 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1304422492 and 1304422501.

It is not an unprimeable number, because it can be changed into a prime (1304422543) 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, 354668 + ... + 358326.

It is an arithmetic number, because the mean of its divisors is an integer number (88938000).

Almost surely, 2^1304422523 is an apocalyptic number.

1304422523 is a deficient number, since it is larger than the sum of its proper divisors (118585477).

1304422523 is a wasteful number, since it uses less digits than its factorization.

1304422523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4354.

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 1304422523 is about 36116.7900428596. The cubic root of 1304422523 is about 1092.6291002546.

Adding to 1304422523 its reverse (3252244031), we get a palindrome (4556666554).

The spelling of 1304422523 in words is "one billion, three hundred four million, four hundred twenty-two thousand, five hundred twenty-three".