118641358503 has 16 divisors (see below), whose sum is σ = 175780182240. Its totient is φ = 79087396032.

The previous prime is 118641358487. The next prime is 118641358519. The reversal of 118641358503 is 305853146811.

118641358503 is a `hidden beast` number, since 1 + 1 + 8 + 6 + 4 + 135 + 8 + 503 = 666.

It is an interprime number because it is at equal distance from previous prime (118641358487) and next prime (118641358519).

It is not a de Polignac number, because 118641358503 - 2⁴ = 118641358487 is a prime.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118641358553) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 138075 + ... + 506307.

It is an arithmetic number, because the mean of its divisors is an integer number (10986261390).

Almost surely, 2^118641358503 is an apocalyptic number.

118641358503 is a deficient number, since it is larger than the sum of its proper divisors (57138823737).

118641358503 is a wasteful number, since it uses less digits than its factorization.

118641358503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 380175 (or 380169 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 45.

The spelling of 118641358503 in words is "one hundred eighteen billion, six hundred forty-one million, three hundred fifty-eight thousand, five hundred three".