118019229 has 4 divisors (see below), whose sum is σ = 157358976. Its totient is φ = 78679484.

The previous prime is 118019191. The next prime is 118019243. The reversal of 118019229 is 922910811.

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.

It is a cyclic number.

It is not a de Polignac number, because 118019229 - 2⁷ = 118019101 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 118019229.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118019269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19669869 + ... + 19669874.

It is an arithmetic number, because the mean of its divisors is an integer number (39339744).

Almost surely, 2^118019229 is an apocalyptic number.

It is an amenable number.

118019229 is a deficient number, since it is larger than the sum of its proper divisors (39339747).

118019229 is an equidigital number, since it uses as much as digits as its factorization.

118019229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39339746.

The product of its (nonzero) digits is 2592, while the sum is 33.

The square root of 118019229 is about 10863.6655416116. The cubic root of 118019229 is about 490.5134545610.

The spelling of 118019229 in words is "one hundred eighteen million, nineteen thousand, two hundred twenty-nine".