100518313 has 4 divisors (see below), whose sum is σ = 114878080. Its totient is φ = 86158548.

The previous prime is 100518281. The next prime is 100518317. The reversal of 100518313 is 313815001.

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, and also an emirpimes, since its reverse is a distinct semiprime: 313815001 = 19 ⋅16516579.

It is not a de Polignac number, because 100518313 - 2⁵ = 100518281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100518317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7179873 + ... + 7179886.

It is an arithmetic number, because the mean of its divisors is an integer number (28719520).

Almost surely, 2^100518313 is an apocalyptic number.

It is an amenable number.

100518313 is a deficient number, since it is larger than the sum of its proper divisors (14359767).

100518313 is an equidigital number, since it uses as much as digits as its factorization.

100518313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14359766.

The product of its (nonzero) digits is 360, while the sum is 22.

The square root of 100518313 is about 10025.8821557008. The cubic root of 100518313 is about 464.9594337757.

The spelling of 100518313 in words is "one hundred million, five hundred eighteen thousand, three hundred thirteen".