1061189 has 2 divisors, whose sum is σ = 1061190. Its totient is φ = 1061188.

The previous prime is 1061171. The next prime is 1061227. The reversal of 1061189 is 9811601.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1060900 + 289 = 1030^2 + 17^2 .

It is a cyclic number.

It is not a de Polignac number, because 1061189 - 2¹² = 1057093 is a prime.

It is a super-2 number, since 2×1061189² = 2252244187442, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1061129) 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 as a sum of consecutive naturals, namely, 530594 + 530595.

It is an arithmetic number, because the mean of its divisors is an integer number (530595).

2^1061189 is an apocalyptic number.

It is an amenable number.

1061189 is a deficient number, since it is larger than the sum of its proper divisors (1).

1061189 is an equidigital number, since it uses as much as digits as its factorization.

1061189 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 26.

The square root of 1061189 is about 1030.1402817092. The cubic root of 1061189 is about 101.9993912561. Note that the first 3 decimals are identical.

The spelling of 1061189 in words is "one million, sixty-one thousand, one hundred eighty-nine".