1137512166 has 60 divisors (see below), whose sum is σ = 2663515716. Its totient is φ = 323846880.

The previous prime is 1137512137. The next prime is 1137512213. The reversal of 1137512166 is 6612157311.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 4047946 + ... + 4048226.

Almost surely, 2^1137512166 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1137512166, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1331757858).

1137512166 is an abundant number, since it is smaller than the sum of its proper divisors (1526003550).

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

1137512166 is an frugal number, since it uses more digits than its factorization.

1137512166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 595 (or 293 counting only the distinct ones).

The product of its digits is 7560, while the sum is 33.

The square root of 1137512166 is about 33727.0242683816. The cubic root of 1137512166 is about 1043.8834608836.

Adding to 1137512166 its reverse (6612157311), we get a palindrome (7749669477).

The spelling of 1137512166 in words is "one billion, one hundred thirty-seven million, five hundred twelve thousand, one hundred sixty-six".