11161330 has 8 divisors (see below), whose sum is σ = 20090412. Its totient is φ = 4464528.

The previous prime is 11161327. The next prime is 11161387. The reversal of 11161330 is 3316111.

It can be written as a sum of positive squares in 2 ways, for example, as 11108889 + 52441 = 3333^2 + 229^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 558057 + ... + 558076.

Almost surely, 2^11161330 is an apocalyptic number.

11161330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11161330 is a deficient number, since it is larger than the sum of its proper divisors (8929082).

11161330 is a wasteful number, since it uses less digits than its factorization.

11161330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1116140.

The product of its (nonzero) digits is 54, while the sum is 16.

The square root of 11161330 is about 3340.8576743106. The cubic root of 11161330 is about 223.4799932711.

Adding to 11161330 its reverse (3316111), we get a palindrome (14477441).

The spelling of 11161330 in words is "eleven million, one hundred sixty-one thousand, three hundred thirty".