11155330 has 8 divisors (see below), whose sum is σ = 20079612. Its totient is φ = 4462128.

The previous prime is 11155327. The next prime is 11155351. The reversal of 11155330 is 3355111.

It can be written as a sum of positive squares in 2 ways, for example, as 10504081 + 651249 = 3241^2 + 807^2 .

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

It is a zygodrome in base 9.

It is a junction number, because it is equal to n+sod(n) for n = 11155298 and 11155307.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 557757 + ... + 557776.

Almost surely, 2^11155330 is an apocalyptic number.

11155330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11155330 is a deficient number, since it is larger than the sum of its proper divisors (8924282).

11155330 is a wasteful number, since it uses less digits than its factorization.

11155330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1115540.

The product of its (nonzero) digits is 225, while the sum is 19.

The square root of 11155330 is about 3339.9595805938. The cubic root of 11155330 is about 223.4399406876.

The spelling of 11155330 in words is "eleven million, one hundred fifty-five thousand, three hundred thirty".