1084247 has 2 divisors, whose sum is σ = 1084248. Its totient is φ = 1084246.

The previous prime is 1084219. The next prime is 1084253. The reversal of 1084247 is 7424801.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1084247 - 2¹⁶ = 1018711 is a prime.

It is a Chen prime.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1084217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 542123 + 542124.

It is an arithmetic number, because the mean of its divisors is an integer number (542124).

2^1084247 is an apocalyptic number.

1084247 is a deficient number, since it is larger than the sum of its proper divisors (1).

1084247 is an equidigital number, since it uses as much as digits as its factorization.

1084247 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1792, while the sum is 26.

The square root of 1084247 is about 1041.2718184989. The cubic root of 1084247 is about 102.7328673411.

It can be divided in two parts, 1084 and 247, that added together give a palindrome (1331).

The spelling of 1084247 in words is "one million, eighty-four thousand, two hundred forty-seven".