1061090 has 8 divisors (see below), whose sum is σ = 1909980. Its totient is φ = 424432.

The previous prime is 1061087. The next prime is 1061101. The reversal of 1061090 is 901601.

It can be written as a sum of positive squares in 2 ways, for example, as 994009 + 67081 = 997^2 + 259^2 .

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

It is a super-2 number, since 2×1061090² = 2251823976200, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

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, 53045 + ... + 53064.

2^1061090 is an apocalyptic number.

1061090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1061090 is a deficient number, since it is larger than the sum of its proper divisors (848890).

1061090 is a wasteful number, since it uses less digits than its factorization.

1061090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106116.

The product of its (nonzero) digits is 54, while the sum is 17.

The square root of 1061090 is about 1030.0922288805. The cubic root of 1061090 is about 101.9962192627.

Adding to 1061090 its reverse (901601), we get a palindrome (1962691).

The spelling of 1061090 in words is "one million, sixty-one thousand, ninety".