118743988 has 12 divisors (see below), whose sum is σ = 226693152. Its totient is φ = 53974520.

The previous prime is 118743979. The next prime is 118744001. The reversal of 118743988 is 889347811.

It is a super-2 number, since 2×118743988² = 28200269372288288, which contains 22 as substring.

It is a congruent number.

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, 1349320 + ... + 1349407.

It is an arithmetic number, because the mean of its divisors is an integer number (18891096).

Almost surely, 2^118743988 is an apocalyptic number.

It is an amenable number.

118743988 is a deficient number, since it is larger than the sum of its proper divisors (107949164).

118743988 is a wasteful number, since it uses less digits than its factorization.

118743988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2698742 (or 2698740 counting only the distinct ones).

The product of its digits is 387072, while the sum is 49.

The square root of 118743988 is about 10896.9715058818. The cubic root of 118743988 is about 491.5154912539.

The spelling of 118743988 in words is "one hundred eighteen million, seven hundred forty-three thousand, nine hundred eighty-eight".