118725157 has 4 divisors (see below), whose sum is σ = 118870240. Its totient is φ = 118580076.

The previous prime is 118725121. The next prime is 118725163. The reversal of 118725157 is 751527811.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 118725157 - 2¹¹ = 118723109 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118720157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71307 + ... + 72952.

It is an arithmetic number, because the mean of its divisors is an integer number (29717560).

Almost surely, 2^118725157 is an apocalyptic number.

It is an amenable number.

118725157 is a deficient number, since it is larger than the sum of its proper divisors (145083).

118725157 is an equidigital number, since it uses as much as digits as its factorization.

118725157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145082.

The product of its digits is 19600, while the sum is 37.

The square root of 118725157 is about 10896.1074242135. The cubic root of 118725157 is about 491.4895075734.

The spelling of 118725157 in words is "one hundred eighteen million, seven hundred twenty-five thousand, one hundred fifty-seven".