1304544434 has 4 divisors (see below), whose sum is σ = 1956816654. Its totient is φ = 652272216.

The previous prime is 1304544413. The next prime is 1304544443. The reversal of 1304544434 is 4344454031.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4344454031 = 79 ⋅54993089.

It can be written as a sum of positive squares in only one way, i.e., 723879025 + 580665409 = 26905^2 + 24097^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1304544434.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 326136107 + ... + 326136110.

Almost surely, 2^1304544434 is an apocalyptic number.

1304544434 is a deficient number, since it is larger than the sum of its proper divisors (652272220).

1304544434 is an equidigital number, since it uses as much as digits as its factorization.

1304544434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 652272219.

The product of its (nonzero) digits is 46080, while the sum is 32.

The square root of 1304544434 is about 36118.4777364717. The cubic root of 1304544434 is about 1092.6631381409.

Adding to 1304544434 its reverse (4344454031), we get a palindrome (5648998465).

The spelling of 1304544434 in words is "one billion, three hundred four million, five hundred forty-four thousand, four hundred thirty-four".