1341001056256 has 135 divisors (see below), whose sum is σ = 2739755133381. Its totient is φ = 656344940544.

The previous prime is 1341001056169. The next prime is 1341001056289. The reversal of 1341001056256 is 6526501001431.

The square root of 1341001056256 is 1158016.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 934671302656 + 406329753600 = 966784^2 + 637440^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 12302761930 + ... + 12302762038.

Almost surely, 2^{1341001056256} is an apocalyptic number.

1341001056256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

1341001056256 is the 1158016-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1341001056256

1341001056256 is an abundant number, since it is smaller than the sum of its proper divisors (1398754077125).

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

1341001056256 is an frugal number, since it uses more digits than its factorization.

1341001056256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 412 (or 194 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 34.

Adding to 1341001056256 its reverse (6526501001431), we get a palindrome (7867502057687).

The spelling of 1341001056256 in words is "one trillion, three hundred forty-one billion, one million, fifty-six thousand, two hundred fifty-six".