11661114 has 16 divisors (see below), whose sum is σ = 23718240. Its totient is φ = 3821040.

The previous prime is 11661101. The next prime is 11661119. The reversal of 11661114 is 41116611.

It is not an unprimeable number, because it can be changed into a prime (11661119) 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, 16117 + ... + 16824.

It is an arithmetic number, because the mean of its divisors is an integer number (1482390).

Almost surely, 2^11661114 is an apocalyptic number.

11661114 is an abundant number, since it is smaller than the sum of its proper divisors (12057126).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11661114 is a wasteful number, since it uses less digits than its factorization.

11661114 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33005.

The product of its digits is 144, while the sum is 21.

The square root of 11661114 is about 3414.8373314113. The cubic root of 11661114 is about 226.7670830547.

Adding to 11661114 its reverse (41116611), we get a palindrome (52777725).

The spelling of 11661114 in words is "eleven million, six hundred sixty-one thousand, one hundred fourteen".