118522513 has 8 divisors (see below), whose sum is σ = 127804320. Its totient is φ = 109545120.

The previous prime is 118522499. The next prime is 118522529. The reversal of 118522513 is 315225811.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-118522513 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (118522553) 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, 75295 + ... + 76852.

It is an arithmetic number, because the mean of its divisors is an integer number (15975540).

Almost surely, 2^118522513 is an apocalyptic number.

It is an amenable number.

118522513 is a deficient number, since it is larger than the sum of its proper divisors (9281807).

118522513 is a wasteful number, since it uses less digits than its factorization.

118522513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152207.

The product of its digits is 2400, while the sum is 28.

The square root of 118522513 is about 10886.8045357671. The cubic root of 118522513 is about 491.2097181801.

It can be divided in two parts, 11852 and 2513, that added together give a triangular number (14365 = T₁₆₉).

The spelling of 118522513 in words is "one hundred eighteen million, five hundred twenty-two thousand, five hundred thirteen".