1082553 has 4 divisors (see below), whose sum is σ = 1443408. Its totient is φ = 721700.

The previous prime is 1082533. The next prime is 1082573. The reversal of 1082553 is 3552801.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (1082533) and next prime (1082573).

It is a cyclic number.

It is not a de Polignac number, because 1082553 - 2¹³ = 1074361 is a prime.

It is a D-number.

1082553 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (1082533) 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, 180423 + ... + 180428.

It is an arithmetic number, because the mean of its divisors is an integer number (360852).

2^1082553 is an apocalyptic number.

It is an amenable number.

1082553 is a deficient number, since it is larger than the sum of its proper divisors (360855).

1082553 is an equidigital number, since it uses as much as digits as its factorization.

1082553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 360854.

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 1082553 is about 1040.4580721970. The cubic root of 1082553 is about 102.6793370450.

It can be divided in two parts, 10825 and 53, that added together give a triangular number (10878 = T₁₄₇).

The spelling of 1082553 in words is "one million, eighty-two thousand, five hundred fifty-three".