1304708144 has 20 divisors (see below), whose sum is σ = 2615040960. Its totient is φ = 629858880.

The previous prime is 1304708117. The next prime is 1304708149. The reversal of 1304708144 is 4418074031.

It is a self number, because there is not a number n which added to its sum of digits gives 1304708144.

It is not an unprimeable number, because it can be changed into a prime (1304708149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1405472 + ... + 1406399.

It is an arithmetic number, because the mean of its divisors is an integer number (130752048).

Almost surely, 2^1304708144 is an apocalyptic number.

It is an amenable number.

1304708144 is an abundant number, since it is smaller than the sum of its proper divisors (1310332816).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1304708144 is a wasteful number, since it uses less digits than its factorization.

1304708144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2811908 (or 2811902 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 32.

The square root of 1304708144 is about 36120.7439569010. The cubic root of 1304708144 is about 1092.7088430873.

The spelling of 1304708144 in words is "one billion, three hundred four million, seven hundred eight thousand, one hundred forty-four".