1327064505 has 64 divisors (see below), whose sum is σ = 2416296960. Its totient is φ = 617250816.

The previous prime is 1327064503. The next prime is 1327064513. The reversal of 1327064505 is 5054607231.

It is not a de Polignac number, because 1327064505 - 2¹ = 1327064503 is a prime.

It is a super-2 number, since 2×1327064505² = 3522200400861790050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1327064503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 263289 + ... + 268281.

It is an arithmetic number, because the mean of its divisors is an integer number (37754640).

Almost surely, 2^1327064505 is an apocalyptic number.

1327064505 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1327064505 is a deficient number, since it is larger than the sum of its proper divisors (1089232455).

1327064505 is a wasteful number, since it uses less digits than its factorization.

1327064505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5090.

The product of its (nonzero) digits is 25200, while the sum is 33.

The square root of 1327064505 is about 36428.8965657759. The cubic root of 1327064505 is about 1098.9147712941.

The spelling of 1327064505 in words is "one billion, three hundred twenty-seven million, sixty-four thousand, five hundred five".