118997206 has 4 divisors (see below), whose sum is σ = 178495812. Its totient is φ = 59498602.

The previous prime is 118997201. The next prime is 118997213. The reversal of 118997206 is 602799811.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 602799811 = 877 ⋅687343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118997201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29749300 + ... + 29749303.

It is an arithmetic number, because the mean of its divisors is an integer number (44623953).

Almost surely, 2^118997206 is an apocalyptic number.

118997206 is a deficient number, since it is larger than the sum of its proper divisors (59498606).

118997206 is an equidigital number, since it uses as much as digits as its factorization.

118997206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59498605.

The product of its (nonzero) digits is 54432, while the sum is 43.

The square root of 118997206 is about 10908.5840511040. The cubic root of 118997206 is about 491.8646238905.

The spelling of 118997206 in words is "one hundred eighteen million, nine hundred ninety-seven thousand, two hundred six".