1084531 has 4 divisors (see below), whose sum is σ = 1239472. Its totient is φ = 929592.

The previous prime is 1084493. The next prime is 1084543. The reversal of 1084531 is 1354801.

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 1084531 - 2⁷ = 1084403 is a prime.

It is a super-2 number, since 2×1084531² = 2352414979922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1082531) 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, 77460 + ... + 77473.

It is an arithmetic number, because the mean of its divisors is an integer number (309868).

2^1084531 is an apocalyptic number.

1084531 is a deficient number, since it is larger than the sum of its proper divisors (154941).

1084531 is an equidigital number, since it uses as much as digits as its factorization.

1084531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154940.

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

The square root of 1084531 is about 1041.4081812623. The cubic root of 1084531 is about 102.7418362653.

The spelling of 1084531 in words is "one million, eighty-four thousand, five hundred thirty-one".