1327125894069 has 4 divisors (see below), whose sum is σ = 1769501192096. Its totient is φ = 884750596044.

The previous prime is 1327125894013. The next prime is 1327125894167. The reversal of 1327125894069 is 9604985217231.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 1327125894069 - 2¹⁵ = 1327125861301 is a prime.

It is a super-2 number, since 2×1327125894069² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1327125894169) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 221187649009 + ... + 221187649014.

It is an arithmetic number, because the mean of its divisors is an integer number (442375298024).

It is a 1-persistent number, because it is pandigital, but 2⋅1327125894069 = 2654251788138 is not.

Almost surely, 2^{1327125894069} is an apocalyptic number.

It is an amenable number.

1327125894069 is a deficient number, since it is larger than the sum of its proper divisors (442375298027).

1327125894069 is an equidigital number, since it uses as much as digits as its factorization.

1327125894069 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 442375298026.

The product of its (nonzero) digits is 6531840, while the sum is 57.

The spelling of 1327125894069 in words is "one trillion, three hundred twenty-seven billion, one hundred twenty-five million, eight hundred ninety-four thousand, sixty-nine".