1101813117 has 4 divisors (see below), whose sum is σ = 1469084160. Its totient is φ = 734542076.

The previous prime is 1101813077. The next prime is 1101813127. The reversal of 1101813117 is 7113181011.

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.

It is a cyclic number.

It is not a de Polignac number, because 1101813117 - 2¹⁰ = 1101812093 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101813127) 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, 183635517 + ... + 183635522.

It is an arithmetic number, because the mean of its divisors is an integer number (367271040).

Almost surely, 2^1101813117 is an apocalyptic number.

It is an amenable number.

1101813117 is a deficient number, since it is larger than the sum of its proper divisors (367271043).

1101813117 is an equidigital number, since it uses as much as digits as its factorization.

1101813117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 367271042.

The product of its (nonzero) digits is 168, while the sum is 24.

The square root of 1101813117 is about 33193.5704165731. The cubic root of 1101813117 is about 1032.8469691625.

Adding to 1101813117 its reverse (7113181011), we get a palindrome (8214994128).

The spelling of 1101813117 in words is "one billion, one hundred one million, eight hundred thirteen thousand, one hundred seventeen".