118946890 has 8 divisors (see below), whose sum is σ = 214104420. Its totient is φ = 47578752.

The previous prime is 118946879. The next prime is 118946917. The reversal of 118946890 is 98649811.

It can be written as a sum of positive squares in 2 ways, for example, as 117050761 + 1896129 = 10819^2 + 1377^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 118946890.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5947335 + ... + 5947354.

Almost surely, 2^118946890 is an apocalyptic number.

118946890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

118946890 is a deficient number, since it is larger than the sum of its proper divisors (95157530).

118946890 is a wasteful number, since it uses less digits than its factorization.

118946890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11894696.

The product of its (nonzero) digits is 124416, while the sum is 46.

The square root of 118946890 is about 10906.2775501085. The cubic root of 118946890 is about 491.7952885107.

The spelling of 118946890 in words is "one hundred eighteen million, nine hundred forty-six thousand, eight hundred ninety".