1368971 has 2 divisors, whose sum is σ = 1368972. Its totient is φ = 1368970.

The previous prime is 1368967. The next prime is 1368979. The reversal of 1368971 is 1798631.

It is a weak prime.

It is an emirp because it is prime and its reverse (1798631) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1368971 - 2² = 1368967 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1368979) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 684485 + 684486.

It is an arithmetic number, because the mean of its divisors is an integer number (684486).

2^1368971 is an apocalyptic number.

1368971 is a deficient number, since it is larger than the sum of its proper divisors (1).

1368971 is an equidigital number, since it uses as much as digits as its factorization.

1368971 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9072, while the sum is 35.

The square root of 1368971 is about 1170.0303414869. The cubic root of 1368971 is about 111.0362406351.

The spelling of 1368971 in words is "one million, three hundred sixty-eight thousand, nine hundred seventy-one".