1327637270431 has 2 divisors, whose sum is σ = 1327637270432. Its totient is φ = 1327637270430.

The previous prime is 1327637270419. The next prime is 1327637270611. The reversal of 1327637270431 is 1340727367231.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1327637270431 - 2⁷ = 1327637270303 is a prime.

It is a super-2 number, since 2×1327637270431² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1327637270131) 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, 663818635215 + 663818635216.

It is an arithmetic number, because the mean of its divisors is an integer number (663818635216).

Almost surely, 2^{1327637270431} is an apocalyptic number.

1327637270431 is a deficient number, since it is larger than the sum of its proper divisors (1).

1327637270431 is an equidigital number, since it uses as much as digits as its factorization.

1327637270431 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 889056, while the sum is 46.

The spelling of 1327637270431 in words is "one trillion, three hundred twenty-seven billion, six hundred thirty-seven million, two hundred seventy thousand, four hundred thirty-one".