11009146 has 8 divisors (see below), whose sum is σ = 16529184. Its totient is φ = 5499420.

The previous prime is 11009143. The next prime is 11009147. The reversal of 11009146 is 64190011.

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

It is not an unprimeable number, because it can be changed into a prime (11009143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1201 + ... + 4843.

It is an arithmetic number, because the mean of its divisors is an integer number (2066148).

Almost surely, 2^11009146 is an apocalyptic number.

11009146 is a deficient number, since it is larger than the sum of its proper divisors (5520038).

11009146 is a wasteful number, since it uses less digits than its factorization.

11009146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5156.

The product of its (nonzero) digits is 216, while the sum is 22.

The square root of 11009146 is about 3318.0033152485. The cubic root of 11009146 is about 222.4596299269.

Subtracting from 11009146 its sum of digits (22), we obtain a square (11009124 = 3318²).

Adding to 11009146 its reverse (64190011), we get a palindrome (75199157).

The spelling of 11009146 in words is "eleven million, nine thousand, one hundred forty-six".