11913118 has 16 divisors (see below), whose sum is σ = 20532960. Its totient is φ = 5078016.

The previous prime is 11913101. The next prime is 11913119. The reversal of 11913118 is 81131911.

It is a junction number, because it is equal to n+sod(n) for n = 11913092 and 11913101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11913119) 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, 498 + ... + 4906.

It is an arithmetic number, because the mean of its divisors is an integer number (1283310).

Almost surely, 2^11913118 is an apocalyptic number.

11913118 is a deficient number, since it is larger than the sum of its proper divisors (8619842).

11913118 is a wasteful number, since it uses less digits than its factorization.

11913118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4611.

The product of its digits is 216, while the sum is 25.

The square root of 11913118 is about 3451.5384975399. The cubic root of 11913118 is about 228.3889815290.

The spelling of 11913118 in words is "eleven million, nine hundred thirteen thousand, one hundred eighteen".