1327067287 has 16 divisors (see below), whose sum is σ = 1634429440. Its totient is φ = 1049270112.

The previous prime is 1327067281. The next prime is 1327067297. The reversal of 1327067287 is 7827607231.

It is a cyclic number.

It is not a de Polignac number, because 1327067287 - 2¹⁹ = 1326542999 is a prime.

It is a super-2 number, since 2×1327067287² = 3522215168451080738, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1327067281) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 158164 + ... + 166342.

It is an arithmetic number, because the mean of its divisors is an integer number (102151840).

Almost surely, 2^1327067287 is an apocalyptic number.

1327067287 is a deficient number, since it is larger than the sum of its proper divisors (307362153).

1327067287 is a wasteful number, since it uses less digits than its factorization.

1327067287 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9982.

The product of its (nonzero) digits is 197568, while the sum is 43.

The square root of 1327067287 is about 36428.9347497288. The cubic root of 1327067287 is about 1098.9155391992.

The spelling of 1327067287 in words is "one billion, three hundred twenty-seven million, sixty-seven thousand, two hundred eighty-seven".