1081522 has 8 divisors (see below), whose sum is σ = 1747116. Its totient is φ = 499152.

The previous prime is 1081513. The next prime is 1081541. The reversal of 1081522 is 2251801.

It can be written as a sum of positive squares in 2 ways, for example, as 998001 + 83521 = 999^2 + 289^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1081522.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20773 + ... + 20824.

2^1081522 is an apocalyptic number.

1081522 is a deficient number, since it is larger than the sum of its proper divisors (665594).

1081522 is a wasteful number, since it uses less digits than its factorization.

1081522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41612.

The product of its (nonzero) digits is 160, while the sum is 19.

The square root of 1081522 is about 1039.9624993239. The cubic root of 1081522 is about 102.6467301668.

The spelling of 1081522 in words is "one million, eighty-one thousand, five hundred twenty-two".