1084513 has 4 divisors (see below), whose sum is σ = 1121940. Its totient is φ = 1047088.

The previous prime is 1084493. The next prime is 1084543. The reversal of 1084513 is 3154801.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3154801 = 13 ⋅242677.

It can be written as a sum of positive squares in 2 ways, for example, as 431649 + 652864 = 657^2 + 808^2 .

It is a cyclic number.

It is not a de Polignac number, because 1084513 - 2⁹ = 1084001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1084543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18670 + ... + 18727.

It is an arithmetic number, because the mean of its divisors is an integer number (280485).

2^1084513 is an apocalyptic number.

It is an amenable number.

1084513 is a deficient number, since it is larger than the sum of its proper divisors (37427).

1084513 is an equidigital number, since it uses as much as digits as its factorization.

1084513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37426.

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 1084513 is about 1041.3995390819. The cubic root of 1084513 is about 102.7412678588.

The spelling of 1084513 in words is "one million, eighty-four thousand, five hundred thirteen".