11017631217 has 4 divisors (see below), whose sum is σ = 14690174960. Its totient is φ = 7345087476.

The previous prime is 11017631161. The next prime is 11017631221. The reversal of 11017631217 is 71213671011.

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 not a de Polignac number, because 11017631217 - 2⁶ = 11017631153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11017631257) 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, 1836271867 + ... + 1836271872.

It is an arithmetic number, because the mean of its divisors is an integer number (3672543740).

Almost surely, 2^11017631217 is an apocalyptic number.

It is an amenable number.

11017631217 is a deficient number, since it is larger than the sum of its proper divisors (3672543743).

11017631217 is an equidigital number, since it uses as much as digits as its factorization.

11017631217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3672543742.

The product of its (nonzero) digits is 1764, while the sum is 30.

The spelling of 11017631217 in words is "eleven billion, seventeen million, six hundred thirty-one thousand, two hundred seventeen".