1304111445 has 64 divisors (see below), whose sum is σ = 2574512640. Its totient is φ = 548932608.

The previous prime is 1304111443. The next prime is 1304111447. The reversal of 1304111445 is 5441114031.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1304111443) and next prime (1304111447).

It is not a de Polignac number, because 1304111445 - 2¹ = 1304111443 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1304111443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 693847 + ... + 695723.

It is an arithmetic number, because the mean of its divisors is an integer number (40226760).

Almost surely, 2^1304111445 is an apocalyptic number.

1304111445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1304111445 is a deficient number, since it is larger than the sum of its proper divisors (1270401195).

1304111445 is a wasteful number, since it uses less digits than its factorization.

1304111445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2414.

The product of its (nonzero) digits is 960, while the sum is 24.

The square root of 1304111445 is about 36112.4832294873. The cubic root of 1304111445 is about 1092.5422368107.

Adding to 1304111445 its reverse (5441114031), we get a palindrome (6745225476).

The spelling of 1304111445 in words is "one billion, three hundred four million, one hundred eleven thousand, four hundred forty-five".