118546 has 4 divisors (see below), whose sum is σ = 177822. Its totient is φ = 59272.

The previous prime is 118543. The next prime is 118549. The reversal of 118546 is 645811.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 645811 = 409 ⋅1579.

It is an interprime number because it is at equal distance from previous prime (118543) and next prime (118549).

It can be written as a sum of positive squares in only one way, i.e., 99225 + 19321 = 315^2 + 139^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 118546.

It is not an unprimeable number, because it can be changed into a prime (118543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29635 + ... + 29638.

2¹¹⁸⁵⁴⁶ is an apocalyptic number.

118546 is a deficient number, since it is larger than the sum of its proper divisors (59276).

118546 is an equidigital number, since it uses as much as digits as its factorization.

118546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59275.

The product of its digits is 960, while the sum is 25.

The square root of 118546 is about 344.3050972611. The cubic root of 118546 is about 49.1242162876.

The spelling of 118546 in words is "one hundred eighteen thousand, five hundred forty-six".