1327045597 has 4 divisors (see below), whose sum is σ = 1372805820. Its totient is φ = 1281285376.

The previous prime is 1327045567. The next prime is 1327045631. The reversal of 1327045597 is 7955407231.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1039030756 + 288014841 = 32234^2 + 16971^2 .

It is a cyclic number.

It is not a de Polignac number, because 1327045597 - 2⁷ = 1327045469 is a prime.

It is a super-2 number, since 2×1327045597² = 3522100033034172818, which 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 (1327045547) 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, 22880068 + ... + 22880125.

It is an arithmetic number, because the mean of its divisors is an integer number (343201455).

Almost surely, 2^1327045597 is an apocalyptic number.

It is an amenable number.

1327045597 is a deficient number, since it is larger than the sum of its proper divisors (45760223).

1327045597 is an equidigital number, since it uses as much as digits as its factorization.

1327045597 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45760222.

The product of its (nonzero) digits is 264600, while the sum is 43.

The square root of 1327045597 is about 36428.6370455992. The cubic root of 1327045597 is about 1098.9095521609.

The spelling of 1327045597 in words is "one billion, three hundred twenty-seven million, forty-five thousand, five hundred ninety-seven".