1327057289 has 8 divisors (see below), whose sum is σ = 1385849472. Its totient is φ = 1268356320.

The previous prime is 1327057283. The next prime is 1327057297. The reversal of 1327057289 is 9827507231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1327057289 - 2¹⁶ = 1326991753 is a prime.

It is a super-2 number, since 2×1327057289² = 3522162096576059042, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1327057283) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7829 + ... + 52109.

It is an arithmetic number, because the mean of its divisors is an integer number (173231184).

Almost surely, 2^1327057289 is an apocalyptic number.

It is an amenable number.

1327057289 is a deficient number, since it is larger than the sum of its proper divisors (58792183).

1327057289 is a wasteful number, since it uses less digits than its factorization.

1327057289 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45607.

The product of its (nonzero) digits is 211680, while the sum is 44.

The square root of 1327057289 is about 36428.7975233880. The cubic root of 1327057289 is about 1098.9127794835.

The spelling of 1327057289 in words is "one billion, three hundred twenty-seven million, fifty-seven thousand, two hundred eighty-nine".