118885229 has 4 divisors (see below), whose sum is σ = 124054176. Its totient is φ = 113716284.

The previous prime is 118885219. The next prime is 118885241. The reversal of 118885229 is 922588811.

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: 922588811 = 23 ⋅40112557.

It is a cyclic number.

It is not a de Polignac number, because 118885229 - 2⁴ = 118885213 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 118885229.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118885219) 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, 2584439 + ... + 2584484.

It is an arithmetic number, because the mean of its divisors is an integer number (31013544).

Almost surely, 2^118885229 is an apocalyptic number.

It is an amenable number.

118885229 is a deficient number, since it is larger than the sum of its proper divisors (5168947).

118885229 is an equidigital number, since it uses as much as digits as its factorization.

118885229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5168946.

The product of its digits is 92160, while the sum is 44.

The square root of 118885229 is about 10903.4503254704. The cubic root of 118885229 is about 491.7102930678.

The spelling of 118885229 in words is "one hundred eighteen million, eight hundred eighty-five thousand, two hundred twenty-nine".