1201313327 has 2 divisors, whose sum is σ = 1201313328. Its totient is φ = 1201313326.

The previous prime is 1201313303. The next prime is 1201313329. The reversal of 1201313327 is 7233131021.

It is a strong prime.

It is an emirp because it is prime and its reverse (7233131021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1201313327 - 2¹² = 1201309231 is a prime.

Together with 1201313329, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1201313329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 600656663 + 600656664.

It is an arithmetic number, because the mean of its divisors is an integer number (600656664).

Almost surely, 2^1201313327 is an apocalyptic number.

1201313327 is a deficient number, since it is larger than the sum of its proper divisors (1).

1201313327 is an equidigital number, since it uses as much as digits as its factorization.

1201313327 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 756, while the sum is 23.

The square root of 1201313327 is about 34659.9672100249. The cubic root of 1201313327 is about 1063.0460995605.

Adding to 1201313327 its reverse (7233131021), we get a palindrome (8434444348).

The spelling of 1201313327 in words is "one billion, two hundred one million, three hundred thirteen thousand, three hundred twenty-seven".