1272522468827 has 2 divisors, whose sum is σ = 1272522468828. Its totient is φ = 1272522468826.

The previous prime is 1272522468781. The next prime is 1272522468851. The reversal of 1272522468827 is 7288642252721.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1272522468827 - 2³⁸ = 997644561883 is a prime.

It is not a weakly prime, because it can be changed into another prime (1272522498827) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 636261234413 + 636261234414.

It is an arithmetic number, because the mean of its divisors is an integer number (636261234414).

Almost surely, 2^{1272522468827} is an apocalyptic number.

1272522468827 is a deficient number, since it is larger than the sum of its proper divisors (1).

1272522468827 is an equidigital number, since it uses as much as digits as its factorization.

1272522468827 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12042240, while the sum is 56.

The spelling of 1272522468827 in words is "one trillion, two hundred seventy-two billion, five hundred twenty-two million, four hundred sixty-eight thousand, eight hundred twenty-seven".