11911114 has 16 divisors (see below), whose sum is σ = 18701928. Its totient is φ = 5683392.

The previous prime is 11911111. The next prime is 11911117. The reversal of 11911114 is 41111911.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (11911111) and next prime (11911117).

It can be written as a sum of positive squares in 4 ways, for example, as 11675889 + 235225 = 3417^2 + 485^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11911091 and 11911100.

It is not an unprimeable number, because it can be changed into a prime (11911111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2404 + ... + 5440.

Almost surely, 2^11911114 is an apocalyptic number.

11911114 is a deficient number, since it is larger than the sum of its proper divisors (6790814).

11911114 is a wasteful number, since it uses less digits than its factorization.

11911114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3129.

The product of its digits is 36, while the sum is 19.

The square root of 11911114 is about 3451.2481800068. The cubic root of 11911114 is about 228.3761744373.

The spelling of 11911114 in words is "eleven million, nine hundred eleven thousand, one hundred fourteen".