1061156166 has 16 divisors (see below), whose sum is σ = 2425499904. Its totient is φ = 303187464.

The previous prime is 1061156153. The next prime is 1061156171. The reversal of 1061156166 is 6616511601.

It is a super-2 number, since 2×1061156166² = 2252104817279639112, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12632770 + ... + 12632853.

It is an arithmetic number, because the mean of its divisors is an integer number (151593744).

Almost surely, 2^1061156166 is an apocalyptic number.

1061156166 is an abundant number, since it is smaller than the sum of its proper divisors (1364343738).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1061156166 is a wasteful number, since it uses less digits than its factorization.

1061156166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25265635.

The product of its (nonzero) digits is 6480, while the sum is 33.

The square root of 1061156166 is about 32575.3920314092. The cubic root of 1061156166 is about 1019.9833926554.

Adding to 1061156166 its reverse (6616511601), we get a palindrome (7677667767).

The spelling of 1061156166 in words is "one billion, sixty-one million, one hundred fifty-six thousand, one hundred sixty-six".