1361113166 has 16 divisors (see below), whose sum is σ = 2335586400. Its totient is φ = 582771840.

The previous prime is 1361113157. The next prime is 1361113207. The reversal of 1361113166 is 6613111631.

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, 31655 + ... + 61026.

It is an arithmetic number, because the mean of its divisors is an integer number (145974150).

Almost surely, 2^1361113166 is an apocalyptic number.

1361113166 is a deficient number, since it is larger than the sum of its proper divisors (974473234).

1361113166 is a wasteful number, since it uses less digits than its factorization.

1361113166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93739.

The product of its digits is 1944, while the sum is 29.

The square root of 1361113166 is about 36893.2672177458. The cubic root of 1361113166 is about 1108.2338512301.

Adding to 1361113166 its reverse (6613111631), we get a palindrome (7974224797).

The spelling of 1361113166 in words is "one billion, three hundred sixty-one million, one hundred thirteen thousand, one hundred sixty-six".