1347967 has 2 divisors, whose sum is σ = 1347968. Its totient is φ = 1347966.

The previous prime is 1347953. The next prime is 1347971. The reversal of 1347967 is 7697431.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1347967 - 2¹⁹ = 823679 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1347937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 673983 + 673984.

It is an arithmetic number, because the mean of its divisors is an integer number (673984).

2^1347967 is an apocalyptic number.

1347967 is a deficient number, since it is larger than the sum of its proper divisors (1).

1347967 is an equidigital number, since it uses as much as digits as its factorization.

1347967 is an evil number, because the sum of its binary digits is even.

The product of its digits is 31752, while the sum is 37.

The square root of 1347967 is about 1161.0198103392. The cubic root of 1347967 is about 110.4654383015.

The spelling of 1347967 in words is "one million, three hundred forty-seven thousand, nine hundred sixty-seven".