165631114 has 16 divisors (see below), whose sum is σ = 273171456. Its totient is φ = 74692800.

The previous prime is 165631091. The next prime is 165631121. The reversal of 165631114 is 411136561.

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, 26847 + ... + 32434.

It is an arithmetic number, because the mean of its divisors is an integer number (17073216).

Almost surely, 2^165631114 is an apocalyptic number.

165631114 is a deficient number, since it is larger than the sum of its proper divisors (107540342).

165631114 is a wasteful number, since it uses less digits than its factorization.

165631114 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59421.

The product of its digits is 2160, while the sum is 28.

The square root of 165631114 is about 12869.7752117121. The cubic root of 165631114 is about 549.1790661872.

Adding to 165631114 its reverse (411136561), we get a palindrome (576767675).

The spelling of 165631114 in words is "one hundred sixty-five million, six hundred thirty-one thousand, one hundred fourteen".