1327251111247 has 2 divisors, whose sum is σ = 1327251111248. Its totient is φ = 1327251111246.

The previous prime is 1327251111167. The next prime is 1327251111281. The reversal of 1327251111247 is 7421111527231.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1327251111247 - 2⁷ = 1327251111119 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1327251111547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 663625555623 + 663625555624.

It is an arithmetic number, because the mean of its divisors is an integer number (663625555624).

Almost surely, 2^{1327251111247} is an apocalyptic number.

1327251111247 is a deficient number, since it is larger than the sum of its proper divisors (1).

1327251111247 is an equidigital number, since it uses as much as digits as its factorization.

1327251111247 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 23520, while the sum is 37.

Adding to 1327251111247 its reverse (7421111527231), we get a palindrome (8748362638478).

The spelling of 1327251111247 in words is "one trillion, three hundred twenty-seven billion, two hundred fifty-one million, one hundred eleven thousand, two hundred forty-seven".