118630166 has 4 divisors (see below), whose sum is σ = 177945252. Its totient is φ = 59315082.

The previous prime is 118630139. The next prime is 118630207. The reversal of 118630166 is 661036811.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 661036811 = 47 ⋅14064613.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29657540 + ... + 29657543.

It is an arithmetic number, because the mean of its divisors is an integer number (44486313).

Almost surely, 2^118630166 is an apocalyptic number.

118630166 is a deficient number, since it is larger than the sum of its proper divisors (59315086).

118630166 is an equidigital number, since it uses as much as digits as its factorization.

118630166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59315085.

The product of its (nonzero) digits is 5184, while the sum is 32.

The square root of 118630166 is about 10891.7476100027. The cubic root of 118630166 is about 491.3583937251.

Adding to 118630166 its reverse (661036811), we get a palindrome (779666977).

The spelling of 118630166 in words is "one hundred eighteen million, six hundred thirty thousand, one hundred sixty-six".