118491454 has 4 divisors (see below), whose sum is σ = 177737184. Its totient is φ = 59245726.

The previous prime is 118491449. The next prime is 118491497. The reversal of 118491454 is 454194811.

It is a semiprime because it is the product of two primes.

It is a super-3 number, since 3×118491454³ (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 29622862 + ... + 29622865.

It is an arithmetic number, because the mean of its divisors is an integer number (44434296).

Almost surely, 2^118491454 is an apocalyptic number.

118491454 is a deficient number, since it is larger than the sum of its proper divisors (59245730).

118491454 is an equidigital number, since it uses as much as digits as its factorization.

118491454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59245729.

The product of its digits is 23040, while the sum is 37.

The square root of 118491454 is about 10885.3779906809. The cubic root of 118491454 is about 491.1668070203.

The spelling of 118491454 in words is "one hundred eighteen million, four hundred ninety-one thousand, four hundred fifty-four".