100009613 has 4 divisors (see below), whose sum is σ = 109101408. Its totient is φ = 90917820.

The previous prime is 100009607. The next prime is 100009621. The reversal of 100009613 is 316900001.

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: 316900001 = 11 ⋅28809091.

It is a cyclic number.

It is not a de Polignac number, because 100009613 - 2⁶ = 100009549 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100009213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4545881 + ... + 4545902.

It is an arithmetic number, because the mean of its divisors is an integer number (27275352).

Almost surely, 2^100009613 is an apocalyptic number.

It is an amenable number.

100009613 is a deficient number, since it is larger than the sum of its proper divisors (9091795).

100009613 is an equidigital number, since it uses as much as digits as its factorization.

100009613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9091794.

The product of its (nonzero) digits is 162, while the sum is 20.

The square root of 100009613 is about 10000.4806384493. The cubic root of 100009613 is about 464.1737560825.

Adding to 100009613 its reverse (316900001), we get a palindrome (416909614).

The spelling of 100009613 in words is "one hundred million, nine thousand, six hundred thirteen".