118097451 has 12 divisors (see below), whose sum is σ = 175196112. Its totient is φ = 76603536.

The previous prime is 118097423. The next prime is 118097489. The reversal of 118097451 is 154790811.

118097451 is a `hidden beast` number, since 118 + 0 + 97 + 451 = 666.

It is not a de Polignac number, because 118097451 - 2¹⁸ = 117835307 is a prime.

It is not an unprimeable number, because it can be changed into a prime (118097491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 176991 + ... + 177656.

It is an arithmetic number, because the mean of its divisors is an integer number (14599676).

Almost surely, 2^118097451 is an apocalyptic number.

118097451 is a deficient number, since it is larger than the sum of its proper divisors (57098661).

118097451 is a wasteful number, since it uses less digits than its factorization.

118097451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 354690 (or 354687 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 36.

The square root of 118097451 is about 10867.2651113332. The cubic root of 118097451 is about 490.6217998141.

The spelling of 118097451 in words is "one hundred eighteen million, ninety-seven thousand, four hundred fifty-one".