118472555 has 4 divisors (see below), whose sum is σ = 142167072. Its totient is φ = 94778040.

The previous prime is 118472533. The next prime is 118472567. The reversal of 118472555 is 555274811.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 118472555 - 2¹⁰ = 118471531 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11847251 + ... + 11847260.

It is an arithmetic number, because the mean of its divisors is an integer number (35541768).

Almost surely, 2^118472555 is an apocalyptic number.

118472555 is a deficient number, since it is larger than the sum of its proper divisors (23694517).

118472555 is an equidigital number, since it uses as much as digits as its factorization.

118472555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23694516.

The product of its digits is 56000, while the sum is 38.

The square root of 118472555 is about 10884.5098649411. The cubic root of 118472555 is about 491.1406924645.

The spelling of 118472555 in words is "one hundred eighteen million, four hundred seventy-two thousand, five hundred fifty-five".