118400851 has 8 divisors (see below), whose sum is σ = 121888800. Its totient is φ = 114928128.

The previous prime is 118400833. The next prime is 118400857. The reversal of 118400851 is 158004811.

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

It is a cyclic number.

It is not a de Polignac number, because 118400851 - 2¹⁵ = 118368083 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (118400857) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13050 + ... + 20176.

It is an arithmetic number, because the mean of its divisors is an integer number (15236100).

Almost surely, 2^118400851 is an apocalyptic number.

118400851 is a deficient number, since it is larger than the sum of its proper divisors (3487949).

118400851 is an equidigital number, since it uses as much as digits as its factorization.

118400851 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7613.

The product of its (nonzero) digits is 1280, while the sum is 28.

The square root of 118400851 is about 10881.2155111458. The cubic root of 118400851 is about 491.0415869250.

The spelling of 118400851 in words is "one hundred eighteen million, four hundred thousand, eight hundred fifty-one".