1084947 has 4 divisors (see below), whose sum is σ = 1446600. Its totient is φ = 723296.

The previous prime is 1084943. The next prime is 1084949. The reversal of 1084947 is 7494801.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1084947 - 2² = 1084943 is a prime.

It is a D-number.

It is not an unprimeable number, because it can be changed into a prime (1084943) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 180822 + ... + 180827.

It is an arithmetic number, because the mean of its divisors is an integer number (361650).

2^1084947 is an apocalyptic number.

1084947 is a deficient number, since it is larger than the sum of its proper divisors (361653).

1084947 is an equidigital number, since it uses as much as digits as its factorization.

1084947 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 361652.

The product of its (nonzero) digits is 8064, while the sum is 33.

The square root of 1084947 is about 1041.6078916752. The cubic root of 1084947 is about 102.7549710183.

The spelling of 1084947 in words is "one million, eighty-four thousand, nine hundred forty-seven".