1304344357 has 16 divisors (see below), whose sum is σ = 1408680000. Its totient is φ = 1203672960.

The previous prime is 1304344333. The next prime is 1304344369. The reversal of 1304344357 is 7534434031.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1304344357 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1302344357) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 869394 + ... + 870892.

It is an arithmetic number, because the mean of its divisors is an integer number (88042500).

Almost surely, 2^1304344357 is an apocalyptic number.

It is an amenable number.

1304344357 is a deficient number, since it is larger than the sum of its proper divisors (104335643).

1304344357 is a wasteful number, since it uses less digits than its factorization.

1304344357 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2676.

The product of its (nonzero) digits is 60480, while the sum is 34.

The square root of 1304344357 is about 36115.7078983647. The cubic root of 1304344357 is about 1092.6072749767.

Adding to 1304344357 its reverse (7534434031), we get a palindrome (8838778388).

The spelling of 1304344357 in words is "one billion, three hundred four million, three hundred forty-four thousand, three hundred fifty-seven".