100340315 has 4 divisors (see below), whose sum is σ = 120408384. Its totient is φ = 80272248.

The previous prime is 100340299. The next prime is 100340321. The reversal of 100340315 is 513043001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 100340315 - 2⁴ = 100340299 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100340293 and 100340302.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10034027 + ... + 10034036.

It is an arithmetic number, because the mean of its divisors is an integer number (30102096).

Almost surely, 2^100340315 is an apocalyptic number.

100340315 is a deficient number, since it is larger than the sum of its proper divisors (20068069).

100340315 is an equidigital number, since it uses as much as digits as its factorization.

100340315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20068068.

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 100340315 is about 10017.0012977937. The cubic root of 100340315 is about 464.6848212978.

Adding to 100340315 its reverse (513043001), we get a palindrome (613383316).

The spelling of 100340315 in words is "one hundred million, three hundred forty thousand, three hundred fifteen".