1301327387 has 2 divisors, whose sum is σ = 1301327388. Its totient is φ = 1301327386.

The previous prime is 1301327383. The next prime is 1301327389. The reversal of 1301327387 is 7837231031.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1301327387 - 2² = 1301327383 is a prime.

Together with 1301327389, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1301327383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 650663693 + 650663694.

It is an arithmetic number, because the mean of its divisors is an integer number (650663694).

Almost surely, 2^1301327387 is an apocalyptic number.

1301327387 is a deficient number, since it is larger than the sum of its proper divisors (1).

1301327387 is an equidigital number, since it uses as much as digits as its factorization.

1301327387 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21168, while the sum is 35.

The square root of 1301327387 is about 36073.9156039374. The cubic root of 1301327387 is about 1091.7642184280.

The spelling of 1301327387 in words is "one billion, three hundred one million, three hundred twenty-seven thousand, three hundred eighty-seven".