118582157 has 8 divisors (see below), whose sum is σ = 125740800. Its totient is φ = 111443904.

The previous prime is 118582129. The next prime is 118582169. The reversal of 118582157 is 751285811.

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 118582157 - 2¹⁴ = 118565773 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 118582157.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118582187) 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, 7844 + ... + 17282.

It is an arithmetic number, because the mean of its divisors is an integer number (15717600).

Almost surely, 2^118582157 is an apocalyptic number.

118582157 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

118582157 is a deficient number, since it is larger than the sum of its proper divisors (7158643).

118582157 is an equidigital number, since it uses as much as digits as its factorization.

118582157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10195.

The product of its digits is 22400, while the sum is 38.

The square root of 118582157 is about 10889.5434706878. The cubic root of 118582157 is about 491.2921014015.

The spelling of 118582157 in words is "one hundred eighteen million, five hundred eighty-two thousand, one hundred fifty-seven".