1260247367 has 2 divisors, whose sum is σ = 1260247368. Its totient is φ = 1260247366.

The previous prime is 1260247361. The next prime is 1260247369. The reversal of 1260247367 is 7637420621.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1260247367 - 2²² = 1256053063 is a prime.

Together with 1260247369, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1260247367.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1260247361) 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, 630123683 + 630123684.

It is an arithmetic number, because the mean of its divisors is an integer number (630123684).

Almost surely, 2^1260247367 is an apocalyptic number.

1260247367 is a deficient number, since it is larger than the sum of its proper divisors (1).

1260247367 is an equidigital number, since it uses as much as digits as its factorization.

1260247367 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 84672, while the sum is 38.

The square root of 1260247367 is about 35499.9629154736. The cubic root of 1260247367 is about 1080.1529753017.

Adding to 1260247367 its reverse (7637420621), we get a palindrome (8897667988).

The spelling of 1260247367 in words is "one billion, two hundred sixty million, two hundred forty-seven thousand, three hundred sixty-seven".