118998356 has 12 divisors (see below), whose sum is σ = 212176692. Its totient is φ = 58376448.

The previous prime is 118998353. The next prime is 118998371. The reversal of 118998356 is 653899811.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 89946256 + 29052100 = 9484^2 + 5390^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118998353) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 280445 + ... + 280868.

It is an arithmetic number, because the mean of its divisors is an integer number (17681391).

Almost surely, 2^118998356 is an apocalyptic number.

It is an amenable number.

118998356 is a deficient number, since it is larger than the sum of its proper divisors (93178336).

118998356 is a wasteful number, since it uses less digits than its factorization.

118998356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 561370 (or 561368 counting only the distinct ones).

The product of its digits is 466560, while the sum is 50.

The square root of 118998356 is about 10908.6367617590. The cubic root of 118998356 is about 491.8662083605.

The spelling of 118998356 in words is "one hundred eighteen million, nine hundred ninety-eight thousand, three hundred fifty-six".