1346747 has 2 divisors, whose sum is σ = 1346748. Its totient is φ = 1346746.

The previous prime is 1346743. The next prime is 1346753. The reversal of 1346747 is 7476431.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1346747 - 2² = 1346743 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1346743) 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, 673373 + 673374.

It is an arithmetic number, because the mean of its divisors is an integer number (673374).

2^1346747 is an apocalyptic number.

1346747 is a deficient number, since it is larger than the sum of its proper divisors (1).

1346747 is an equidigital number, since it uses as much as digits as its factorization.

1346747 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 14112, while the sum is 32.

The square root of 1346747 is about 1160.4942912397. The cubic root of 1346747 is about 110.4321020469.

The spelling of 1346747 in words is "one million, three hundred forty-six thousand, seven hundred forty-seven".