1313259883273 has 16 divisors (see below), whose sum is σ = 1499279377680. Its totient is φ = 1139555229696.

The previous prime is 1313259883267. The next prime is 1313259883277. The reversal of 1313259883273 is 3723889523131.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 125536993344 + 1187722889929 = 354312^2 + 1089827^2 .

It is a de Polignac number, because none of the positive numbers 2^k-1313259883273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1313259883277) 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 15 ways as a sum of consecutive naturals, for example, 3400840 + ... + 3767257.

It is an arithmetic number, because the mean of its divisors is an integer number (93704961105).

Almost surely, 2^{1313259883273} is an apocalyptic number.

1313259883273 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1313259883273 is a deficient number, since it is larger than the sum of its proper divisors (186019494407).

1313259883273 is a wasteful number, since it uses less digits than its factorization.

1313259883273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7168956.

The product of its digits is 6531840, while the sum is 55.

The spelling of 1313259883273 in words is "one trillion, three hundred thirteen billion, two hundred fifty-nine million, eight hundred eighty-three thousand, two hundred seventy-three".