1047671 has 2 divisors, whose sum is σ = 1047672. Its totient is φ = 1047670.

The previous prime is 1047667. The next prime is 1047689. The reversal of 1047671 is 1767401.

It is a weak prime.

It is an emirp because it is prime and its reverse (1767401) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1047671 - 2² = 1047667 is a prime.

It is a super-2 number, since 2×1047671² = 2195229048482, which contains 22 as substring.

It is a Sophie Germain prime.

It is a nialpdrome in base 16.

It is a self number, because there is not a number n which added to its sum of digits gives 1047671.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1047691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 523835 + 523836.

It is an arithmetic number, because the mean of its divisors is an integer number (523836).

2^1047671 is an apocalyptic number.

1047671 is a deficient number, since it is larger than the sum of its proper divisors (1).

1047671 is an equidigital number, since it uses as much as digits as its factorization.

1047671 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1176, while the sum is 26.

The square root of 1047671 is about 1023.5580100805. The cubic root of 1047671 is about 101.5644312532.

The spelling of 1047671 in words is "one million, forty-seven thousand, six hundred seventy-one".