118881033 has 4 divisors (see below), whose sum is σ = 158508048. Its totient is φ = 79254020.

The previous prime is 118881019. The next prime is 118881073. The reversal of 118881033 is 330188811.

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: 330188811 = 3 ⋅110062937.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-118881033 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 118880985 and 118881003.

It is not an unprimeable number, because it can be changed into a prime (118881013) 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, 19813503 + ... + 19813508.

It is an arithmetic number, because the mean of its divisors is an integer number (39627012).

Almost surely, 2^118881033 is an apocalyptic number.

It is an amenable number.

118881033 is a deficient number, since it is larger than the sum of its proper divisors (39627015).

118881033 is an equidigital number, since it uses as much as digits as its factorization.

118881033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39627014.

The product of its (nonzero) digits is 4608, while the sum is 33.

The square root of 118881033 is about 10903.2579076164. The cubic root of 118881033 is about 491.7045081028.

It can be divided in two parts, 11888 and 1033, that added together give a palindrome (12921).

The spelling of 118881033 in words is "one hundred eighteen million, eight hundred eighty-one thousand, thirty-three".