118556441 has 4 divisors (see below), whose sum is σ = 119461584. Its totient is φ = 117651300.

The previous prime is 118556423. The next prime is 118556443. The reversal of 118556441 is 144655811.

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 118556441 - 2¹⁰ = 118555417 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (118556443) 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 3 ways as a sum of consecutive naturals, for example, 452375 + ... + 452636.

It is an arithmetic number, because the mean of its divisors is an integer number (29865396).

Almost surely, 2^118556441 is an apocalyptic number.

It is an amenable number.

118556441 is a deficient number, since it is larger than the sum of its proper divisors (905143).

118556441 is an equidigital number, since it uses as much as digits as its factorization.

118556441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 905142.

The product of its digits is 19200, while the sum is 35.

The square root of 118556441 is about 10888.3626409116. The cubic root of 118556441 is about 491.2565845880.

The spelling of 118556441 in words is "one hundred eighteen million, five hundred fifty-six thousand, four hundred forty-one".