1304126205455 has 4 divisors (see below), whose sum is σ = 1564951446552. Its totient is φ = 1043300964360.

The previous prime is 1304126205449. The next prime is 1304126205457. The reversal of 1304126205455 is 5545026214031.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 1304126205455 - 2⁶ = 1304126205391 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1304126205457) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 130412620541 + ... + 130412620550.

It is an arithmetic number, because the mean of its divisors is an integer number (391237861638).

Almost surely, 2^{1304126205455} is an apocalyptic number.

1304126205455 is a deficient number, since it is larger than the sum of its proper divisors (260825241097).

1304126205455 is an equidigital number, since it uses as much as digits as its factorization.

1304126205455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260825241096.

The product of its (nonzero) digits is 144000, while the sum is 38.

The spelling of 1304126205455 in words is "one trillion, three hundred four billion, one hundred twenty-six million, two hundred five thousand, four hundred fifty-five".