1276525014073 has 2 divisors, whose sum is σ = 1276525014074. Its totient is φ = 1276525014072.

The previous prime is 1276525013963. The next prime is 1276525014077. The reversal of 1276525014073 is 3704105256721.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 895875501049 + 380649513024 = 946507^2 + 616968^2 .

It is a cyclic number.

It is not a de Polignac number, because 1276525014073 - 2²⁹ = 1275988143161 is a prime.

It is a super-2 number, since 2×1276525014073² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1276525014077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 638262507036 + 638262507037.

It is an arithmetic number, because the mean of its divisors is an integer number (638262507037).

Almost surely, 2^{1276525014073} is an apocalyptic number.

It is an amenable number.

1276525014073 is a deficient number, since it is larger than the sum of its proper divisors (1).

1276525014073 is an equidigital number, since it uses as much as digits as its factorization.

1276525014073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 352800, while the sum is 43.

The spelling of 1276525014073 in words is "one trillion, two hundred seventy-six billion, five hundred twenty-five million, fourteen thousand, seventy-three".