1276057434133 has 8 divisors (see below), whose sum is σ = 1312061830200. Its totient is φ = 1240494810048.

The previous prime is 1276057434031. The next prime is 1276057434163. The reversal of 1276057434133 is 3314347506721.

It can be written as a sum of positive squares in 4 ways, for example, as 755607732049 + 520449702084 = 869257^2 + 721422^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1276057434133 - 2²⁹ = 1275520563221 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 (1276057434163) 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 7 ways as a sum of consecutive naturals, for example, 110437138 + ... + 110448691.

It is an arithmetic number, because the mean of its divisors is an integer number (164007728775).

Almost surely, 2^{1276057434133} is an apocalyptic number.

It is an amenable number.

1276057434133 is a deficient number, since it is larger than the sum of its proper divisors (36004396067).

1276057434133 is a wasteful number, since it uses less digits than its factorization.

1276057434133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220885991.

The product of its (nonzero) digits is 1270080, while the sum is 46.

The spelling of 1276057434133 in words is "one trillion, two hundred seventy-six billion, fifty-seven million, four hundred thirty-four thousand, one hundred thirty-three".