11011964 has 12 divisors (see below), whose sum is σ = 19587288. Its totient is φ = 5415600.

The previous prime is 11011939. The next prime is 11011981. The reversal of 11011964 is 46911011.

It is a super-2 number, since 2×11011964² = 242526702274592, which contains 22 as substring.

It is a hoax number, since the sum of its digits (23) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

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, 22322 + ... + 22809.

It is an arithmetic number, because the mean of its divisors is an integer number (1632274).

Almost surely, 2^11011964 is an apocalyptic number.

It is an amenable number.

11011964 is a deficient number, since it is larger than the sum of its proper divisors (8575324).

11011964 is a wasteful number, since it uses less digits than its factorization.

11011964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45196 (or 45194 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 23.

The square root of 11011964 is about 3318.4279410588. The cubic root of 11011964 is about 222.4786092300.

Adding to 11011964 its reverse (46911011), we get a palindrome (57922975).

The spelling of 11011964 in words is "eleven million, eleven thousand, nine hundred sixty-four".