1327522257 has 16 divisors (see below), whose sum is σ = 2052209280. Its totient is φ = 846535536.

The previous prime is 1327522249. The next prime is 1327522271. The reversal of 1327522257 is 7522257231.

It is not a de Polignac number, because 1327522257 - 2³ = 1327522249 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (1327522277) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1068238 + ... + 1069479.

It is an arithmetic number, because the mean of its divisors is an integer number (128263080).

Almost surely, 2^1327522257 is an apocalyptic number.

It is an amenable number.

1327522257 is a deficient number, since it is larger than the sum of its proper divisors (724687023).

1327522257 is a wasteful number, since it uses less digits than its factorization.

1327522257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2137749 (or 2137743 counting only the distinct ones).

The product of its digits is 58800, while the sum is 36.

The square root of 1327522257 is about 36435.1788385895. The cubic root of 1327522257 is about 1099.0411084354.

Adding to 1327522257 its reverse (7522257231), we get a palindrome (8849779488).

The spelling of 1327522257 in words is "one billion, three hundred twenty-seven million, five hundred twenty-two thousand, two hundred fifty-seven".