118354229 has 4 divisors (see below), whose sum is σ = 135261984. Its totient is φ = 101446476.

The previous prime is 118354217. The next prime is 118354237. The reversal of 118354229 is 922453811.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 922453811 = 109 ⋅8462879.

It is a cyclic number.

It is not a de Polignac number, because 118354229 - 2¹⁶ = 118288693 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118354429) 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, 8453867 + ... + 8453880.

It is an arithmetic number, because the mean of its divisors is an integer number (33815496).

Almost surely, 2^118354229 is an apocalyptic number.

It is an amenable number.

118354229 is a deficient number, since it is larger than the sum of its proper divisors (16907755).

118354229 is an equidigital number, since it uses as much as digits as its factorization.

118354229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16907754.

The product of its digits is 17280, while the sum is 35.

The square root of 118354229 is about 10879.0729844045. The cubic root of 118354229 is about 490.9771269537.

The spelling of 118354229 in words is "one hundred eighteen million, three hundred fifty-four thousand, two hundred twenty-nine".