1327776895 has 4 divisors (see below), whose sum is σ = 1593332280. Its totient is φ = 1062221512.

The previous prime is 1327776881. The next prime is 1327776899. The reversal of 1327776895 is 5986777231.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5986777231 = 73 ⋅82010647.

It is a cyclic number.

It is not a de Polignac number, because 1327776895 - 2⁹ = 1327776383 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1327776899) 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, 132777685 + ... + 132777694.

It is an arithmetic number, because the mean of its divisors is an integer number (398333070).

Almost surely, 2^1327776895 is an apocalyptic number.

1327776895 is a deficient number, since it is larger than the sum of its proper divisors (265555385).

1327776895 is an equidigital number, since it uses as much as digits as its factorization.

1327776895 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265555384.

The product of its digits is 4445280, while the sum is 55.

The square root of 1327776895 is about 36438.6730685957. The cubic root of 1327776895 is about 1099.1113746116. Note that the first 3 decimals are identical.

The spelling of 1327776895 in words is "one billion, three hundred twenty-seven million, seven hundred seventy-six thousand, eight hundred ninety-five".