1275280300263 has 8 divisors (see below), whose sum is σ = 1700410194288. Its totient is φ = 850168636544.

The previous prime is 1275280300211. The next prime is 1275280300289. The reversal of 1275280300263 is 3620030825721.

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 1275280300263 - 2³⁶ = 1206560823527 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1275280300163) 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, 4393506 + ... + 4674767.

It is an arithmetic number, because the mean of its divisors is an integer number (212551274286).

Almost surely, 2^{1275280300263} is an apocalyptic number.

1275280300263 is a deficient number, since it is larger than the sum of its proper divisors (425129894025).

1275280300263 is an equidigital number, since it uses as much as digits as its factorization.

1275280300263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9115153.

The product of its (nonzero) digits is 120960, while the sum is 39.

The spelling of 1275280300263 in words is "one trillion, two hundred seventy-five billion, two hundred eighty million, three hundred thousand, two hundred sixty-three".