118057730 has 32 divisors (see below), whose sum is σ = 245379456. Its totient is φ = 40057344.

The previous prime is 118057727. The next prime is 118057733. The reversal of 118057730 is 37750811.

It is an interprime number because it is at equal distance from previous prime (118057727) and next prime (118057733).

It is a super-2 number, since 2×118057730² = 27875255225505800, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (118057733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1904 + ... + 15483.

It is an arithmetic number, because the mean of its divisors is an integer number (7668108).

Almost surely, 2^118057730 is an apocalyptic number.

118057730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

118057730 is an abundant number, since it is smaller than the sum of its proper divisors (127321726).

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

118057730 is a wasteful number, since it uses less digits than its factorization.

118057730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17498.

The product of its (nonzero) digits is 5880, while the sum is 32.

The square root of 118057730 is about 10865.4374049092. The cubic root of 118057730 is about 490.5667882577.

The spelling of 118057730 in words is "one hundred eighteen million, fifty-seven thousand, seven hundred thirty".