118773447 has 16 divisors (see below), whose sum is σ = 170784768. Its totient is φ = 72989280.

The previous prime is 118773443. The next prime is 118773463. The reversal of 118773447 is 744377811.

It is not a de Polignac number, because 118773447 - 2² = 118773443 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 118773399 and 118773408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118773443) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33858 + ... + 37200.

It is an arithmetic number, because the mean of its divisors is an integer number (10674048).

Almost surely, 2^118773447 is an apocalyptic number.

118773447 is a deficient number, since it is larger than the sum of its proper divisors (52011321).

118773447 is a wasteful number, since it uses less digits than its factorization.

118773447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4270.

The product of its digits is 131712, while the sum is 42.

The square root of 118773447 is about 10898.3231278945. The cubic root of 118773447 is about 491.5561343153.

The spelling of 118773447 in words is "one hundred eighteen million, seven hundred seventy-three thousand, four hundred forty-seven".