1061611166 has 36 divisors (see below), whose sum is σ = 2036135304. Its totient is φ = 413610120.

The previous prime is 1061611139. The next prime is 1061611169. The reversal of 1061611166 is 6611161601.

It is a super-2 number, since 2×1061611166² = 2254036535551759112, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1061611169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 32906 + ... + 56621.

It is an arithmetic number, because the mean of its divisors is an integer number (56559314).

Almost surely, 2^1061611166 is an apocalyptic number.

1061611166 is a deficient number, since it is larger than the sum of its proper divisors (974524138).

1061611166 is a wasteful number, since it uses less digits than its factorization.

1061611166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89565 (or 89547 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 29.

The square root of 1061611166 is about 32582.3750822435. The cubic root of 1061611166 is about 1020.1291538366.

Adding to 1061611166 its reverse (6611161601), we get a palindrome (7672772767).

The spelling of 1061611166 in words is "one billion, sixty-one million, six hundred eleven thousand, one hundred sixty-six".