118130130 has 32 divisors (see below), whose sum is σ = 315014400. Its totient is φ = 31501296.

The previous prime is 118130113. The next prime is 118130147. The reversal of 118130130 is 31031811.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (118130113) and next prime (118130147).

It is a super-2 number, since 2×118130130² = 27909455227633800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 218490 + ... + 219029.

It is an arithmetic number, because the mean of its divisors is an integer number (9844200).

Almost surely, 2^118130130 is an apocalyptic number.

118130130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

118130130 is an abundant number, since it is smaller than the sum of its proper divisors (196884270).

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

118130130 is a wasteful number, since it uses less digits than its factorization.

118130130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 437535 (or 437529 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

The square root of 118130130 is about 10868.7685595011. The cubic root of 118130130 is about 490.6670493123.

Adding to 118130130 its reverse (31031811), we get a palindrome (149161941).

The spelling of 118130130 in words is "one hundred eighteen million, one hundred thirty thousand, one hundred thirty".