1061161 has 4 divisors (see below), whose sum is σ = 1095424. Its totient is φ = 1026900.

The previous prime is 1061149. The next prime is 1061171. The reversal of 1061161 is 1611601.

1061161 = T₂₄₆ + T₂₄₇ + ... + T₂₇₆.

1061161 is an esthetic number in base 12, because in such base its adjacent digits differ by 1.

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 a cyclic number.

It is not a de Polignac number, because 1061161 - 2⁵ = 1061129 is a prime.

It is a super-2 number, since 2×1061161² = 2252125335842, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1061101) 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 in 3 ways as a sum of consecutive naturals, for example, 17085 + ... + 17146.

It is an arithmetic number, because the mean of its divisors is an integer number (273856).

2^1061161 is an apocalyptic number.

It is an amenable number.

1061161 is a deficient number, since it is larger than the sum of its proper divisors (34263).

1061161 is an equidigital number, since it uses as much as digits as its factorization.

1061161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34262.

The product of its (nonzero) digits is 36, while the sum is 16.

The square root of 1061161 is about 1030.1266912375. The cubic root of 1061161 is about 101.9984941467.

Adding to 1061161 its reverse (1611601), we get a palindrome (2672762).

The spelling of 1061161 in words is "one million, sixty-one thousand, one hundred sixty-one".