11717119 has 4 divisors (see below), whose sum is σ = 11748096. Its totient is φ = 11686144.

The previous prime is 11717099. The next prime is 11717137. The reversal of 11717119 is 91171711.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 91171711 = 1291 ⋅70621.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11717119 is a prime.

It is a super-2 number, since 2×11717119² = 274581755320322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11717159) 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, 14914 + ... + 15679.

It is an arithmetic number, because the mean of its divisors is an integer number (2937024).

Almost surely, 2^11717119 is an apocalyptic number.

11717119 is a deficient number, since it is larger than the sum of its proper divisors (30977).

11717119 is an equidigital number, since it uses as much as digits as its factorization.

11717119 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30976.

The product of its digits is 441, while the sum is 28.

The square root of 11717119 is about 3423.0277533202. The cubic root of 11717119 is about 227.1295359309.

The spelling of 11717119 in words is "eleven million, seven hundred seventeen thousand, one hundred nineteen".