1427347 has 2 divisors, whose sum is σ = 1427348. Its totient is φ = 1427346.

The previous prime is 1427341. The next prime is 1427359. The reversal of 1427347 is 7437241.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1427347 - 2¹¹ = 1425299 is a prime.

It is not a weakly prime, because it can be changed into another prime (1427341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 713673 + 713674.

It is an arithmetic number, because the mean of its divisors is an integer number (713674).

2^1427347 is an apocalyptic number.

1427347 is a deficient number, since it is larger than the sum of its proper divisors (1).

1427347 is an equidigital number, since it uses as much as digits as its factorization.

1427347 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4704, while the sum is 28.

The square root of 1427347 is about 1194.7162843119. The cubic root of 1427347 is about 112.5926019451.

The spelling of 1427347 in words is "one million, four hundred twenty-seven thousand, three hundred forty-seven".