118020830 has 8 divisors (see below), whose sum is σ = 212437512. Its totient is φ = 47208328.

The previous prime is 118020821. The next prime is 118020839. The reversal of 118020830 is 38020811.

It is an interprime number because it is at equal distance from previous prime (118020821) and next prime (118020839).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 118020796 and 118020805.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118020839) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5901032 + ... + 5901051.

It is an arithmetic number, because the mean of its divisors is an integer number (26554689).

Almost surely, 2^118020830 is an apocalyptic number.

118020830 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

118020830 is a deficient number, since it is larger than the sum of its proper divisors (94416682).

118020830 is a wasteful number, since it uses less digits than its factorization.

118020830 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11802090.

The product of its (nonzero) digits is 384, while the sum is 23.

The square root of 118020830 is about 10863.7392273563. The cubic root of 118020830 is about 490.5156725852.

The spelling of 118020830 in words is "one hundred eighteen million, twenty thousand, eight hundred thirty".